diff --git a/packages/flutter/lib/src/material/app_bar.dart b/packages/flutter/lib/src/material/app_bar.dart
index 4b520fc90c3..31956c1dea5 100644
--- a/packages/flutter/lib/src/material/app_bar.dart
+++ b/packages/flutter/lib/src/material/app_bar.dart
@@ -1243,14 +1243,14 @@ class SliverAppBar extends StatefulWidget {
 
   /// Defines the height of the app bar when it is collapsed.
   ///
-  /// By default, the collapsed height is [toolbarHeight]. If [bottom] widget
-  /// is specified, then its [PreferredSizeWidget.height] is added to the
-  /// height. If [primary] is true, then the [MediaQuery] top padding,
-  /// [EdgeInsets.top] of [MediaQueryData.padding], is added as well.
+  /// By default, the collapsed height is [toolbarHeight]. If [bottom] widget is
+  /// specified, then its height from [PreferredSizeWidget.preferredSize] is
+  /// added to the height. If [primary] is true, then the [MediaQuery] top
+  /// padding, [EdgeInsets.top] of [MediaQueryData.padding], is added as well.
   ///
   /// If [pinned] and [floating] are true, with [bottom] set, the default
-  /// collapsed height is only [bottom.preferredSize.height] with the
-  /// [MediaQuery] top padding.
+  /// collapsed height is only the height of [PreferredSizeWidget.preferredSize]
+  /// with the [MediaQuery] top padding.
   final double collapsedHeight;
 
   /// The size of the app bar when it is fully expanded.
diff --git a/packages/flutter/lib/src/material/floating_action_button.dart b/packages/flutter/lib/src/material/floating_action_button.dart
index d3c9e92afbd..cf6db513db9 100644
--- a/packages/flutter/lib/src/material/floating_action_button.dart
+++ b/packages/flutter/lib/src/material/floating_action_button.dart
@@ -254,7 +254,7 @@ class FloatingActionButton extends StatelessWidget {
   /// If this property is null, then the
   /// [FloatingActionButtonThemeData.backgroundColor] of
   /// [ThemeData.floatingActionButtonTheme] is used. If that property is also
-  /// null, then the [Theme]'s [ThemeData.colorScheme.secondary] color is used.
+  /// null, then the [Theme]'s [ColorScheme.secondary] color is used.
   final Color backgroundColor;
 
   /// The color to use for filling the button when the button has input focus.
diff --git a/packages/flutter/lib/src/material/input_decorator.dart b/packages/flutter/lib/src/material/input_decorator.dart
index a74fd106ac0..b41ee652d8c 100644
--- a/packages/flutter/lib/src/material/input_decorator.dart
+++ b/packages/flutter/lib/src/material/input_decorator.dart
@@ -2500,11 +2500,10 @@ class InputDecoration {
   /// Creates a bundle of the border, labels, icons, and styles used to
   /// decorate a Material Design text field.
   ///
-  /// Unless specified by [ThemeData.inputDecorationTheme],
-  /// [InputDecorator] defaults [isDense] to false, and [filled] to false,
-  /// and [maxLines] to 1. The default border is an instance
-  /// of [UnderlineInputBorder]. If [border] is [InputBorder.none] then
-  /// no border is drawn.
+  /// Unless specified by [ThemeData.inputDecorationTheme], [InputDecorator]
+  /// defaults [isDense] to false and [filled] to false. The default border is
+  /// an instance of [UnderlineInputBorder]. If [border] is [InputBorder.none]
+  /// then no border is drawn.
   ///
   /// The [enabled] argument must not be null.
   ///
@@ -2659,9 +2658,9 @@ class InputDecoration {
   /// Text that provides context about the [InputDecorator.child]'s value, such
   /// as how the value will be used.
   ///
-  /// If non-null, the text is displayed below the input [child], in the same
-  /// location as [errorText]. If a non-null [errorText] value is specified then
-  /// the helper text is not shown.
+  /// If non-null, the text is displayed below the [InputDecorator.child], in
+  /// the same location as [errorText]. If a non-null [errorText] value is
+  /// specified then the helper text is not shown.
   final String helperText;
 
   /// The style to use for the [helperText].
@@ -2683,9 +2682,9 @@ class InputDecoration {
   /// Text that suggests what sort of input the field accepts.
   ///
   /// Displayed on top of the [InputDecorator.child] (i.e., at the same location
-  /// on the screen where text may be entered in the input [child]) when the
-  /// input [isEmpty] and either (a) [labelText] is null or (b) the input has
-  /// the focus.
+  /// on the screen where text may be entered in the [InputDecorator.child])
+  /// when the input [isEmpty] and either (a) [labelText] is null or (b) the
+  /// input has the focus.
   final String hintText;
 
   /// The style to use for the [hintText].
@@ -3081,8 +3080,8 @@ class InputDecoration {
 
   /// If true the decoration's container is filled with [fillColor].
   ///
-  /// When [isFocused] is true, the [focusColor] is also blended into the final
-  /// fill color.  When [isHovering] is true, the [hoverColor] is also blended
+  /// When [InputDecorator.isFocused] is true, the [focusColor] is also blended into the final
+  /// fill color.  When [InputDecorator.isHovering] is true, the [hoverColor] is also blended
   /// into the final fill color.
   ///
   /// Typically this field set to true if [border] is an
@@ -3098,9 +3097,9 @@ class InputDecoration {
 
   /// The base fill color of the decoration's container color.
   ///
-  /// When [isFocused] is true, the [focusColor] is also blended into the final
-  /// fill color.  When [isHovering] is true, the [hoverColor] is also blended
-  /// into the final fill color.
+  /// When [InputDecorator.isFocused] is true, the [focusColor] is also blended
+  /// into the final fill color.  When [InputDecorator.isHovering] is true, the
+  /// [hoverColor] is also blended into the final fill color.
   ///
   /// By default the fillColor is based on the current [Theme].
   ///
@@ -3114,7 +3113,7 @@ class InputDecoration {
   /// The color to blend with [fillColor] and fill the decoration's container
   /// with, if [filled] is true and the container has input focus.
   ///
-  /// When [isHovering] is true, the [hoverColor] is also blended into the final
+  /// When [InputDecorator.isHovering] is true, the [hoverColor] is also blended into the final
   /// fill color.
   ///
   /// By default the [focusColor] is based on the current [Theme].
@@ -3129,11 +3128,11 @@ class InputDecoration {
   /// is being hovered over by a mouse.
   ///
   /// If [filled] is true, the color is blended with [fillColor] and fills the
-  /// decoration's container. When [isFocused] is true, the [focusColor] is also
-  /// blended into the final fill color.
+  /// decoration's container. When [InputDecorator.isFocused] is true, the
+  /// [focusColor] is also blended into the final fill color.
   ///
-  /// If [filled] is false, and [isFocused] is false, the color is blended over
-  /// the [enabledBorder]'s color.
+  /// If [filled] is false, and [InputDecorator.isFocused] is false, the color
+  /// is blended over the [enabledBorder]'s color.
   ///
   /// By default the [hoverColor] is based on the current [Theme].
   ///
@@ -3664,17 +3663,17 @@ class InputDecorationTheme with Diagnosticable {
   /// The style to use for [InputDecoration.helperText].
   final TextStyle helperStyle;
 
-  /// The maximum number of lines the [InputDecorator.helperText] can occupy.
+  /// The maximum number of lines the [InputDecoration.helperText] can occupy.
   ///
-  /// Defaults to null, which means that the [InputDecorator.helperText] will be
-  /// limited to a single line with [TextOverflow.ellipsis].
+  /// Defaults to null, which means that the [InputDecoration.helperText] will
+  /// be limited to a single line with [TextOverflow.ellipsis].
   ///
   /// This value is passed along to the [Text.maxLines] attribute
   /// of the [Text] widget used to display the helper.
   ///
   /// See also:
   ///
-  ///  * [errorMaxLines], the equivalent but for the [InputDecorator.errorText].
+  ///  * [errorMaxLines], the equivalent but for the [InputDecoration.errorText].
   final int helperMaxLines;
 
   /// The style to use for the [InputDecoration.hintText].
@@ -3696,8 +3695,8 @@ class InputDecorationTheme with Diagnosticable {
 
   /// The maximum number of lines the [InputDecoration.errorText] can occupy.
   ///
-  /// Defaults to null, which means that the [errorText] will be limited
-  /// to a single line with [TextOverflow.ellipsis].
+  /// Defaults to null, which means that the [InputDecoration.errorText] will be
+  /// limited to a single line with [TextOverflow.ellipsis].
   ///
   /// This value is passed along to the [Text.maxLines] attribute
   /// of the [Text] widget used to display the error.
diff --git a/packages/flutter/lib/src/material/navigation_rail.dart b/packages/flutter/lib/src/material/navigation_rail.dart
index c2a29b86501..67890a52784 100644
--- a/packages/flutter/lib/src/material/navigation_rail.dart
+++ b/packages/flutter/lib/src/material/navigation_rail.dart
@@ -262,7 +262,7 @@ class NavigationRail extends StatefulWidget {
   /// When one of the [destinations] is selected the [selectedLabelTextStyle]
   /// will be used instead.
   ///
-  /// The default value is based on the [Theme]'s [TextTheme.bodyText]. The
+  /// The default value is based on the [Theme]'s [TextTheme.bodyText1]. The
   /// default color is based on the [Theme]'s [ColorScheme.onSurface].
   ///
   /// Properties from this text style, or
@@ -275,7 +275,7 @@ class NavigationRail extends StatefulWidget {
   /// When a [NavigationRailDestination] is not selected,
   /// [unselectedLabelTextStyle] will be used.
   ///
-  /// The default value is based on the [TextTheme.bodyText] of
+  /// The default value is based on the [TextTheme.bodyText1] of
   /// [ThemeData.textTheme]. The default color is based on the [Theme]'s
   /// [ColorScheme.primary].
   ///
diff --git a/packages/flutter/lib/src/material/outlined_button.dart b/packages/flutter/lib/src/material/outlined_button.dart
index 258a5e736c2..a911f875015 100644
--- a/packages/flutter/lib/src/material/outlined_button.dart
+++ b/packages/flutter/lib/src/material/outlined_button.dart
@@ -96,15 +96,15 @@ class OutlinedButton extends ButtonStyleButton {
   /// [ButtonStyle] given simple values.
   ///
   /// The [primary], and [onSurface] colors are used to to create a
-  /// [MaterialStateProperty] [ButtonStyle.foreground] value in the same way
-  /// that [defaultStyleOf] uses the [ColorScheme] colors with the same names.
-  /// Specify a value for [primary] to specify the color of the button's text
-  /// and icons as well as the overlay colors used to indicate the hover, focus,
-  /// and pressed states. Use [onSurface] to specify the button's disabled text
-  /// and icon color.
+  /// [MaterialStateProperty] [ButtonStyle.foregroundColor] value in the same
+  /// way that [defaultStyleOf] uses the [ColorScheme] colors with the same
+  /// names. Specify a value for [primary] to specify the color of the button's
+  /// text and icons as well as the overlay colors used to indicate the hover,
+  /// focus, and pressed states. Use [onSurface] to specify the button's
+  /// disabled text and icon color.
   ///
   /// Similarly, the [enabledMouseCursor] and [disabledMouseCursor]
-  /// parameters are used to construct [ButtonStyle].mouseCursor.
+  /// parameters are used to construct [ButtonStyle.mouseCursor].
   ///
   /// All of the other parameters are either used directly or used to
   /// create a [MaterialStateProperty] with a single value for all
@@ -192,7 +192,7 @@ class OutlinedButton extends ButtonStyleButton {
   /// each state and "others" means all other states.
   ///
   /// The color of the [ButtonStyle.textStyle] is not used, the
-  /// [ButtonStyle.foreground] color is used instead.
+  /// [ButtonStyle.foregroundColor] is used instead.
   ///
   /// * `textStyle` - Theme.textTheme.button
   /// * `backgroundColor` - transparent
diff --git a/packages/flutter/lib/src/material/page.dart b/packages/flutter/lib/src/material/page.dart
index 2550e33f660..9aadd28cb30 100644
--- a/packages/flutter/lib/src/material/page.dart
+++ b/packages/flutter/lib/src/material/page.dart
@@ -35,7 +35,7 @@ import 'theme.dart';
 class MaterialPageRoute<T> extends PageRoute<T> with MaterialRouteTransitionMixin<T> {
   /// Construct a MaterialPageRoute whose contents are defined by [builder].
   ///
-  /// The values of [builder], [maintainState], and [PageRoute.fullScreenDialog]
+  /// The values of [builder], [maintainState], and [PageRoute.fullscreenDialog]
   /// must not be null.
   MaterialPageRoute({
     @required this.builder,
diff --git a/packages/flutter/lib/src/material/progress_indicator.dart b/packages/flutter/lib/src/material/progress_indicator.dart
index 08c8215ca29..841e9154f08 100644
--- a/packages/flutter/lib/src/material/progress_indicator.dart
+++ b/packages/flutter/lib/src/material/progress_indicator.dart
@@ -87,8 +87,9 @@ abstract class ProgressIndicator extends StatefulWidget {
   /// intended for use with determinate progress indicators to announce
   /// how far along they are.
   ///
-  /// For determinate progress indicators, this will be defaulted to [value]
-  /// expressed as a percentage, i.e. `0.1` will become '10%'.
+  /// For determinate progress indicators, this will be defaulted to
+  /// [ProgressIndicator.value] expressed as a percentage, i.e. `0.1` will
+  /// become '10%'.
   /// {@endtemplate}
   final String semanticsValue;
 
diff --git a/packages/flutter/lib/src/material/range_slider.dart b/packages/flutter/lib/src/material/range_slider.dart
index 104b8878a6d..7e65ffbcac0 100644
--- a/packages/flutter/lib/src/material/range_slider.dart
+++ b/packages/flutter/lib/src/material/range_slider.dart
@@ -314,7 +314,7 @@ class RangeSlider extends StatefulWidget {
   ///
   /// Each label is rendered using the active [ThemeData]'s
   /// [TextTheme.bodyText1] text style, with the theme data's
-  /// [ColorScheme.onPrimaryColor]. The label's text style can be overridden
+  /// [ColorScheme.onPrimary] color. The label's text style can be overridden
   /// with [SliderThemeData.valueIndicatorTextStyle].
   ///
   /// If null, then the value indicator will not be displayed.
diff --git a/packages/flutter/lib/src/material/scaffold.dart b/packages/flutter/lib/src/material/scaffold.dart
index d8aaee647a6..dd6952aff4b 100644
--- a/packages/flutter/lib/src/material/scaffold.dart
+++ b/packages/flutter/lib/src/material/scaffold.dart
@@ -1330,10 +1330,11 @@ class Scaffold extends StatefulWidget {
   /// drawer.
   ///
   /// By default, the value used is 20.0 added to the padding edge of
-  /// `MediaQuery.of(context).padding` that corresponds to [alignment].
-  /// This ensures that the drag area for notched devices is not obscured. For
-  /// example, if `TextDirection.of(context)` is set to [TextDirection.ltr],
-  /// 20.0 will be added to `MediaQuery.of(context).padding.left`.
+  /// `MediaQuery.of(context).padding` that corresponds to the surrounding
+  /// [TextDirection]. This ensures that the drag area for notched devices is
+  /// not obscured. For example, if `TextDirection.of(context)` is set to
+  /// [TextDirection.ltr], 20.0 will be added to
+  /// `MediaQuery.of(context).padding.left`.
   final double drawerEdgeDragWidth;
 
   /// Determines if the [Scaffold.drawer] can be opened with a drag
diff --git a/packages/flutter/lib/src/material/selectable_text.dart b/packages/flutter/lib/src/material/selectable_text.dart
index 857238af42b..dbebf14c9e1 100644
--- a/packages/flutter/lib/src/material/selectable_text.dart
+++ b/packages/flutter/lib/src/material/selectable_text.dart
@@ -390,7 +390,8 @@ class SelectableText extends StatefulWidget {
   /// If not set, select all and copy will be enabled by default.
   final ToolbarOptions toolbarOptions;
 
-  /// {@macro flutter.rendering.editable.selectionEnabled}
+  /// True if interactive selection is enabled based on the values of
+  /// [enableInteractiveSelection].
   bool get selectionEnabled {
     return enableInteractiveSelection;
   }
diff --git a/packages/flutter/lib/src/material/slider_theme.dart b/packages/flutter/lib/src/material/slider_theme.dart
index 7510fdcb440..bb139a76bd1 100644
--- a/packages/flutter/lib/src/material/slider_theme.dart
+++ b/packages/flutter/lib/src/material/slider_theme.dart
@@ -552,7 +552,7 @@ class SliderThemeData with Diagnosticable {
   /// Use this only if you want to control the visual appearance of the thumbs
   /// in terms of a logical pixel value. This can be done when you want a
   /// specific look for thumbs when they are close together. To limit with the
-  /// real values, rather than logical pixels, the [values] can be restricted by
+  /// real values, rather than logical pixels, the values can be restricted by
   /// the parent.
   final double minThumbSeparation;
 
@@ -821,9 +821,9 @@ abstract class SliderComponentShape {
   ///
   /// {@template flutter.material.slider.shape.argument.enableAnimation}
   /// The `enableAnimation` argument is an animation triggered when the [Slider]
-  /// is enabled, and it reverses when the slider is disabled. Enabled is the
-  /// [Slider.isInteractive] state. Use this to paint intermediate frames for
-  /// this shape when the slider changes enabled state.
+  /// is enabled, and it reverses when the slider is disabled. The [Slider] is
+  /// enabled when [Slider.onChanged] is not null.Use this to paint intermediate
+  /// frames for this shape when the slider changes enabled state.
   /// {@endtemplate}
   ///
   /// {@template flutter.material.slider.shape.argument.isDiscrete}
@@ -924,8 +924,8 @@ abstract class SliderTickMarkShape {
   /// {@macro flutter.material.slider.shape.argument.sliderTheme}
   ///
   /// {@template flutter.material.slider.shape.argument.isEnabled}
-  /// The `isEnabled` argument has the same value as [Slider.isInteractive]. When
-  /// true, the slider will respond to input.
+  /// The `isEnabled` argument is false when [Slider.onChanged] is null and true
+  /// otherwise. When true, the slider will respond to input.
   /// {@endtemplate}
   Size getPreferredSize({
     SliderThemeData sliderTheme,
@@ -1085,8 +1085,8 @@ abstract class RangeSliderThumbShape {
   /// {@endtemplate}
   ///
   /// {@template flutter.material.rangeSlider.shape.argument.isEnabled}
-  /// The `isEnabled` argument has the same value as [RangeSlider.isEnabled].
-  /// When true, the slider will respond to input.
+  /// The `isEnabled` argument is false when [RangeSlider.onChanged] is null and
+  /// true otherwise. When true, the slider will respond to input.
   /// {@endtemplate}
   Size getPreferredSize(bool isEnabled, bool isDiscrete);
 
@@ -1106,9 +1106,10 @@ abstract class RangeSliderThumbShape {
   ///
   /// {@template flutter.material.rangeSlider.shape.argument.enableAnimation}
   /// The `enableAnimation` argument is an animation triggered when the
-  /// [RangeSlider] is enabled, and it reverses when the slider is disabled.
-  /// Enabled is the [RangeSlider.isEnabled] state. Use this to paint
-  /// intermediate frames for this shape when the slider changes enabled state.
+  /// [RangeSlider] is enabled, and it reverses when the slider is disabled. The
+  /// [RangeSlider] is enabled when [RangeSlider.onChanged] is not null. Use
+  /// this to paint intermediate frames for this shape when the slider changes
+  /// enabled state.
   /// {@endtemplate}
   ///
   /// {@macro flutter.material.rangeSlider.shape.argument.isDiscrete}
diff --git a/packages/flutter/lib/src/material/snack_bar.dart b/packages/flutter/lib/src/material/snack_bar.dart
index 6412b056ec7..39c1e7a39cd 100644
--- a/packages/flutter/lib/src/material/snack_bar.dart
+++ b/packages/flutter/lib/src/material/snack_bar.dart
@@ -50,7 +50,7 @@ enum SnackBarClosedReason {
   /// The snack bar was closed after the user tapped a [SnackBarAction].
   action,
 
-  /// The snack bar was closed through a [SemanticAction.dismiss].
+  /// The snack bar was closed through a [SemanticsAction.dismiss].
   dismiss,
 
   /// The snack bar was closed by a user's swipe.
@@ -92,11 +92,12 @@ class SnackBarAction extends StatefulWidget {
        assert(onPressed != null),
        super(key: key);
 
-  /// The button label color. If not provided, defaults to [accentColor].
+  /// The button label color. If not provided, defaults to
+  /// [SnackBarThemeData.actionTextColor].
   final Color textColor;
 
   /// The button disabled label color. This color is shown after the
-  /// [snackBarAction] is dismissed.
+  /// [SnackBarAction] is dismissed.
   final Color disabledTextColor;
 
   /// The button label.
@@ -207,9 +208,10 @@ class SnackBar extends StatefulWidget {
   final Widget content;
 
   /// The snack bar's background color. If not specified it will use
-  /// [ThemeData.snackBarTheme.backgroundColor]. If that is not specified
-  /// it will default to a dark variation of [ColorScheme.surface] for light
-  /// themes, or [ColorScheme.onSurface] for dark themes.
+  /// [SnackBarThemeData.backgroundColor] of [ThemeData.snackBarTheme]. If that
+  /// is not specified it will default to a dark variation of
+  /// [ColorScheme.surface] for light themes, or [ColorScheme.onSurface] for
+  /// dark themes.
   final Color backgroundColor;
 
   /// The z-coordinate at which to place the snack bar. This controls the size
@@ -217,8 +219,9 @@ class SnackBar extends StatefulWidget {
   ///
   /// Defines the card's [Material.elevation].
   ///
-  /// If this property is null, then [ThemeData.snackBarTheme.elevation] is
-  /// used, if that is also null, the default value is 6.0.
+  /// If this property is null, then [SnackBarThemeData.elevation] of
+  /// [ThemeData.snackBarTheme] is used, if that is also null, the default value
+  /// is 6.0.
   final double elevation;
 
   /// Empty space to surround the snack bar.
@@ -253,11 +256,12 @@ class SnackBar extends StatefulWidget {
   ///
   /// Defines the snack bar's [Material.shape].
   ///
-  /// If this property is null then [ThemeData.snackBarTheme.shape] is used.
-  /// If that's null then the shape will depend on the [SnackBarBehavior]. For
-  /// [SnackBarBehavior.fixed], no overriding shape is specified, so the
-  /// [SnackBar] is rectangular. For [SnackBarBehavior.floating], it uses a
-  /// [RoundedRectangleBorder] with a circular corner radius of 4.0.
+  /// If this property is null then [SnackBarThemeData.shape] of
+  /// [ThemeData.snackBarTheme] is used. If that's null then the shape will
+  /// depend on the [SnackBarBehavior]. For [SnackBarBehavior.fixed], no
+  /// overriding shape is specified, so the [SnackBar] is rectangular. For
+  /// [SnackBarBehavior.floating], it uses a [RoundedRectangleBorder] with a
+  /// circular corner radius of 4.0.
   final ShapeBorder shape;
 
   /// This defines the behavior and location of the snack bar.
@@ -266,8 +270,9 @@ class SnackBar extends StatefulWidget {
   /// location should be adjusted when the scaffold also includes a
   /// [FloatingActionButton] or a [BottomNavigationBar]
   ///
-  /// If this property is null, then [ThemeData.snackBarTheme.behavior]
-  /// is used. If that is null, then the default is [SnackBarBehavior.fixed].
+  /// If this property is null, then [SnackBarThemeData.behavior] of
+  /// [ThemeData.snackBarTheme] is used. If that is null, then the default is
+  /// [SnackBarBehavior.fixed].
   final SnackBarBehavior behavior;
 
   /// (optional) An action that the user can take based on the snack bar.
diff --git a/packages/flutter/lib/src/material/snack_bar_theme.dart b/packages/flutter/lib/src/material/snack_bar_theme.dart
index ef9d15fb652..0f3c11f2fbd 100644
--- a/packages/flutter/lib/src/material/snack_bar_theme.dart
+++ b/packages/flutter/lib/src/material/snack_bar_theme.dart
@@ -71,7 +71,8 @@ class SnackBarThemeData with Diagnosticable {
 
   /// Default value for [SnackBarAction.textColor].
   ///
-  /// If null, [SnackBarAction] defaults to [ThemeData.colorScheme.secondaryColor].
+  /// If null, [SnackBarAction] defaults to [ColorScheme.secondary] of
+  /// [ThemeData.colorScheme] .
   final Color actionTextColor;
 
   /// Default value for [SnackBarAction.disabledTextColor].
diff --git a/packages/flutter/lib/src/material/switch.dart b/packages/flutter/lib/src/material/switch.dart
index 5404320739f..0cfadd0301f 100644
--- a/packages/flutter/lib/src/material/switch.dart
+++ b/packages/flutter/lib/src/material/switch.dart
@@ -96,7 +96,7 @@ class Switch extends StatefulWidget {
   /// If a [CupertinoSwitch] is created, the following parameters are
   /// ignored: [activeTrackColor], [inactiveThumbColor], [inactiveTrackColor],
   /// [activeThumbImage], [onActiveThumbImageError], [inactiveThumbImage],
-  /// [onInactiveImageThumbError], [materialTapTargetSize].
+  /// [onInactiveThumbImageError], [materialTapTargetSize].
   ///
   /// The target platform is based on the current [Theme]: [ThemeData.platform].
   const Switch.adaptive({
diff --git a/packages/flutter/lib/src/material/switch_list_tile.dart b/packages/flutter/lib/src/material/switch_list_tile.dart
index c8609102996..2cfa7074d29 100644
--- a/packages/flutter/lib/src/material/switch_list_tile.dart
+++ b/packages/flutter/lib/src/material/switch_list_tile.dart
@@ -290,7 +290,7 @@ class SwitchListTile extends StatelessWidget {
   ///
   /// If a [CupertinoSwitch] is created, the following parameters are
   /// ignored: [activeTrackColor], [inactiveThumbColor], [inactiveTrackColor],
-  /// [activeThumbImage], [inactiveThumbImage], [materialTapTargetSize].
+  /// [activeThumbImage], [inactiveThumbImage].
   const SwitchListTile.adaptive({
     Key key,
     @required this.value,
diff --git a/packages/flutter/lib/src/material/tab_indicator.dart b/packages/flutter/lib/src/material/tab_indicator.dart
index 9393f26a9f0..e32cb93e71f 100644
--- a/packages/flutter/lib/src/material/tab_indicator.dart
+++ b/packages/flutter/lib/src/material/tab_indicator.dart
@@ -32,9 +32,10 @@ class UnderlineTabIndicator extends Decoration {
 
   /// Locates the selected tab's underline relative to the tab's boundary.
   ///
-  /// The [TabBar.indicatorSize] property can be used to define the
-  /// tab indicator's bounds in terms of its (centered) tab widget with
-  /// [TabIndicatorSize.label], or the entire tab with [TabIndicatorSize.tab].
+  /// The [TabBar.indicatorSize] property can be used to define the tab
+  /// indicator's bounds in terms of its (centered) tab widget with
+  /// [TabBarIndicatorSize.label], or the entire tab with
+  /// [TabBarIndicatorSize.tab].
   final EdgeInsetsGeometry insets;
 
   @override
diff --git a/packages/flutter/lib/src/material/text_button.dart b/packages/flutter/lib/src/material/text_button.dart
index e9f2d6ba9fe..449733d3cd2 100644
--- a/packages/flutter/lib/src/material/text_button.dart
+++ b/packages/flutter/lib/src/material/text_button.dart
@@ -103,15 +103,15 @@ class TextButton extends ButtonStyleButton {
   /// [ButtonStyle] given simple values.
   ///
   /// The [primary], and [onSurface] colors are used to to create a
-  /// [MaterialStateProperty] [foreground] value in the same way that
-  /// [defaultStyleOf] uses the [ColorScheme] colors with the same
-  /// names. Specify a value for [primary] to specify the color of the
-  /// button's text and icons as well as the overlay colors used to
-  /// indicate the hover, focus, and pressed states. Use [onSurface]
-  /// to specify the button's disabled text and icon color.
+  /// [MaterialStateProperty] [ButtonStyle.foregroundColor] value in the same
+  /// way that [defaultStyleOf] uses the [ColorScheme] colors with the same
+  /// names. Specify a value for [primary] to specify the color of the button's
+  /// text and icons as well as the overlay colors used to indicate the hover,
+  /// focus, and pressed states. Use [onSurface] to specify the button's
+  /// disabled text and icon color.
   ///
   /// Similarly, the [enabledMouseCursor] and [disabledMouseCursor]
-  /// parameters are used to construct [ButtonStyle].mouseCursor.
+  /// parameters are used to construct [ButtonStyle.mouseCursor].
   ///
   /// All of the other parameters are either used directly or used to
   /// create a [MaterialStateProperty] with a single value for all
@@ -200,8 +200,8 @@ class TextButton extends ButtonStyleButton {
   /// EdgeInsets constructors and `EdgeInsetsGeometry.lerp` have been
   /// abbreviated for readability.
   ///
-  /// The color of the [textStyle] is not used, the [foreground] color
-  /// is used instead.
+  /// The color of the [ButtonStyle.textStyle] is not used, the
+  /// [ButtonStyle.foregroundColor] color is used instead.
   ///
   /// * `textStyle` - Theme.textTheme.button
   /// * `backgroundColor` - transparent
diff --git a/packages/flutter/lib/src/material/text_button_theme.dart b/packages/flutter/lib/src/material/text_button_theme.dart
index 42943ae3157..0c5decc9e37 100644
--- a/packages/flutter/lib/src/material/text_button_theme.dart
+++ b/packages/flutter/lib/src/material/text_button_theme.dart
@@ -103,7 +103,7 @@ class TextButtonTheme extends InheritedTheme {
 
   /// The closest instance of this class that encloses the given context.
   ///
-  /// If there is no enclosing [TextButtonsTheme] widget, then
+  /// If there is no enclosing [TextButtonTheme] widget, then
   /// [ThemeData.textButtonTheme] is used.
   ///
   /// Typical usage is as follows:
diff --git a/packages/flutter/lib/src/material/text_field.dart b/packages/flutter/lib/src/material/text_field.dart
index c3737eb7ba7..42ff4eba7d3 100644
--- a/packages/flutter/lib/src/material/text_field.dart
+++ b/packages/flutter/lib/src/material/text_field.dart
@@ -556,8 +556,9 @@ class TextField extends StatefulWidget {
   /// character count.
   ///
   /// If [maxLengthEnforced] is set to false, then more than [maxLength]
-  /// characters may be entered, but the error counter and divider will
-  /// switch to the [decoration.errorStyle] when the limit is exceeded.
+  /// characters may be entered, but the error counter and divider will switch
+  /// to the [decoration]'s [InputDecoration.errorStyle] when the limit is
+  /// exceeded.
   ///
   /// ## Limitations
   ///
@@ -601,7 +602,7 @@ class TextField extends StatefulWidget {
   ///
   ///  * [inputFormatters], which are called before [onChanged]
   ///    runs and can validate and change ("format") the input value.
-  ///  * [onEditingComplete], [onSubmitted], [onSelectionChanged]:
+  ///  * [onEditingComplete], [onSubmitted]:
   ///    which are more specialized input change notifications.
   final ValueChanged<String> onChanged;
 
@@ -624,7 +625,7 @@ class TextField extends StatefulWidget {
   /// [decoration] is rendered in grey.
   ///
   /// If non-null this property overrides the [decoration]'s
-  /// [Decoration.enabled] property.
+  /// [InputDecoration.enabled] property.
   final bool enabled;
 
   /// {@macro flutter.widgets.editableText.cursorWidth}
@@ -638,7 +639,7 @@ class TextField extends StatefulWidget {
 
   /// The color to use when painting the cursor.
   ///
-  /// Defaults to [ThemeData.cursorColor] or [CupertinoTheme.primaryColor]
+  /// Defaults to [ThemeData.cursorColor] or [CupertinoThemeData.primaryColor]
   /// depending on [ThemeData.platform].
   final Color cursorColor;
 
@@ -712,15 +713,15 @@ class TextField extends StatefulWidget {
   /// the editing position.
   final MouseCursor mouseCursor;
 
-  /// Callback that generates a custom [InputDecorator.counter] widget.
+  /// Callback that generates a custom [InputDecoration.counter] widget.
   ///
   /// See [InputCounterWidgetBuilder] for an explanation of the passed in
   /// arguments.  The returned widget will be placed below the line in place of
-  /// the default widget built when [counterText] is specified.
+  /// the default widget built when [InputDecoration.counterText] is specified.
   ///
   /// The returned widget will be wrapped in a [Semantics] widget for
-  /// accessibility, but it also needs to be accessible itself.  For example,
-  /// if returning a Text widget, set the [semanticsLabel] property.
+  /// accessibility, but it also needs to be accessible itself. For example,
+  /// if returning a Text widget, set the [Text.semanticsLabel] property.
   ///
   /// {@tool snippet}
   /// ```dart
diff --git a/packages/flutter/lib/src/material/theme_data.dart b/packages/flutter/lib/src/material/theme_data.dart
index b3407396b5d..b59d2a39176 100644
--- a/packages/flutter/lib/src/material/theme_data.dart
+++ b/packages/flutter/lib/src/material/theme_data.dart
@@ -91,7 +91,7 @@ const Color _kDarkThemeSplashColor = Color(0x40CCCCCC);
 enum MaterialTapTargetSize {
   /// Expands the minimum tap target size to 48px by 48px.
   ///
-  /// This is the default value of [ThemeData.materialHitTestSize] and the
+  /// This is the default value of [ThemeData.materialTapTargetSize] and the
   /// recommended size to conform to Android accessibility scanner
   /// recommendations.
   padded,
@@ -954,7 +954,7 @@ class ThemeData with Diagnosticable {
   /// objects at lower layers that try to emulate the underlying platform
   /// platform can depend on [defaultTargetPlatform] directly, or may require
   /// that the target platform be provided as an argument. The
-  /// [dart.io.Platform] object should only be used directly when it's critical
+  /// [dart:io.Platform] object should only be used directly when it's critical
   /// to actually know the current platform, without any overrides possible (for
   /// example, when a system API is about to be called).
   ///
@@ -979,17 +979,17 @@ class ThemeData with Diagnosticable {
   /// overlay increases in opacity. [applyElevationOverlayColor] turns the
   /// application of this overlay on or off for dark themes.
   ///
-  /// If [true] and [brightness] is [Brightness.dark], a
-  /// semi-transparent version of [colorScheme.onSurface] will be
-  /// applied on top of [Material] widgets that have a [colorScheme.surface]
+  /// If true and [brightness] is [Brightness.dark], a
+  /// semi-transparent version of [ColorScheme.onSurface] will be
+  /// applied on top of [Material] widgets that have a [ColorScheme.surface]
   /// color. The level of transparency is based on [Material.elevation] as
   /// per the Material Dark theme specification.
   ///
-  /// If [false] the surface color will be used unmodified.
+  /// If false the surface color will be used unmodified.
   ///
-  /// Defaults to [false] in order to maintain backwards compatibility with
+  /// Defaults to false in order to maintain backwards compatibility with
   /// apps that were built before the Material Dark theme specification
-  /// was published. New apps should set this to [true] for any themes
+  /// was published. New apps should set this to true for any themes
   /// where [brightness] is [Brightness.dark].
   ///
   /// See also:
@@ -1004,9 +1004,9 @@ class ThemeData with Diagnosticable {
 
   /// Default [MaterialPageRoute] transitions per [TargetPlatform].
   ///
-  /// [MaterialPageRoute.buildTransitions] delegates to a [PageTransitionsBuilder]
-  /// whose [PageTransitionsBuilder.platform] matches [platform]. If a matching
-  /// builder is not found, a builder whose platform is null is used.
+  /// [MaterialPageRoute.buildTransitions] delegates to a [platform] specific
+  /// [PageTransitionsBuilder]. If a matching builder is not found, a builder
+  /// whose platform is null is used.
   final PageTransitionsTheme pageTransitionsTheme;
 
   /// A theme for customizing the color, elevation, brightness, iconTheme and
@@ -1049,7 +1049,7 @@ class ThemeData with Diagnosticable {
   ///
   /// By default, [cupertinoOverrideTheme] is null and Cupertino widgets
   /// descendant to the Material [Theme] will adhere to a [CupertinoTheme]
-  /// derived from the Material [ThemeData]. e.g. [ThemeData]'s [ColorTheme]
+  /// derived from the Material [ThemeData]. e.g. [ThemeData]'s [ColorScheme]
   /// will also inform the [CupertinoThemeData]'s `primaryColor` etc.
   ///
   /// This cascading effect for individual attributes of the [CupertinoThemeData]
diff --git a/packages/flutter/lib/src/material/tooltip.dart b/packages/flutter/lib/src/material/tooltip.dart
index 3741e6f1a7b..a7b2e830e1f 100644
--- a/packages/flutter/lib/src/material/tooltip.dart
+++ b/packages/flutter/lib/src/material/tooltip.dart
@@ -110,7 +110,7 @@ class Tooltip extends StatefulWidget {
   /// Whether the tooltip's [message] should be excluded from the semantics
   /// tree.
   ///
-  /// Defaults to false. A tooltip will add a [Semantics.label] that is set to
+  /// Defaults to false. A tooltip will add a [Semantics] label that is set to
   /// [Tooltip.message]. Set this property to true if the app is going to
   /// provide its own custom semantics label.
   final bool excludeFromSemantics;
@@ -132,9 +132,10 @@ class Tooltip extends StatefulWidget {
   ///
   /// If null, the message's [TextStyle] will be determined based on
   /// [ThemeData]. If [ThemeData.brightness] is set to [Brightness.dark],
-  /// [ThemeData.textTheme.bodyText2] will be used with [Colors.white]. Otherwise,
-  /// if [ThemeData.brightness] is set to [Brightness.light],
-  /// [ThemeData.textTheme.bodyText2] will be used with [Colors.black].
+  /// [TextTheme.bodyText2] of [ThemeData.textTheme] will be used with
+  /// [Colors.white]. Otherwise, if [ThemeData.brightness] is set to
+  /// [Brightness.light], [TextTheme.bodyText2] of [ThemeData.textTheme] will be
+  /// used with [Colors.black].
   final TextStyle textStyle;
 
   /// The length of time that a pointer must hover over a tooltip's widget
diff --git a/packages/flutter/lib/src/material/tooltip_theme.dart b/packages/flutter/lib/src/material/tooltip_theme.dart
index c1831a421e5..4318efc9863 100644
--- a/packages/flutter/lib/src/material/tooltip_theme.dart
+++ b/packages/flutter/lib/src/material/tooltip_theme.dart
@@ -65,10 +65,10 @@ class TooltipThemeData with Diagnosticable {
   /// direction, the tooltip will be displayed in the opposite direction.
   final bool preferBelow;
 
-  /// Whether the tooltip's [message] should be excluded from the semantics
+  /// Whether the [Tooltip.message] should be excluded from the semantics
   /// tree.
   ///
-  /// By default, [Tooltip]s will add a [Semantics.label] that is set to
+  /// By default, [Tooltip]s will add a [Semantics] label that is set to
   /// [Tooltip.message]. Set this property to true if the app is going to
   /// provide its own custom semantics label.
   final bool excludeFromSemantics;
diff --git a/packages/flutter/lib/src/material/typography.dart b/packages/flutter/lib/src/material/typography.dart
index da492df8615..63a54da270a 100644
--- a/packages/flutter/lib/src/material/typography.dart
+++ b/packages/flutter/lib/src/material/typography.dart
@@ -111,7 +111,7 @@ class Typography with Diagnosticable {
   /// If [platform] is [TargetPlatform.iOS] or [TargetPlatform.macOS], the
   /// default values for [black] and [white] are [blackCupertino] and
   /// [whiteCupertino] respectively. Otherwise they are [blackMountainView] and
-  /// [whiteMoutainView]. If [platform] is null then both [black] and [white]
+  /// [whiteMountainView]. If [platform] is null then both [black] and [white]
   /// must be specified.
   ///
   /// The default values for [englishLike], [dense], and [tall] are
@@ -139,7 +139,7 @@ class Typography with Diagnosticable {
   /// If [platform] is [TargetPlatform.iOS] or [TargetPlatform.macOS], the
   /// default values for [black] and [white] are [blackCupertino] and
   /// [whiteCupertino] respectively. Otherwise they are [blackMountainView] and
-  /// [whiteMoutainView]. If [platform] is null then both [black] and [white]
+  /// [whiteMountainView]. If [platform] is null then both [black] and [white]
   /// must be specified.
   ///
   /// The default values for [englishLike], [dense], and [tall] are