diff --git a/CHANGELOG.md b/CHANGELOG.md
index 306d12d9ea..6404e8c976 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -15,6 +15,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 ### Changed
 
 - `events.Enter` and `events.Leave` events now bubble. https://github.com/Textualize/textual/pull/4818
+- Renamed `Widget.mouse_over` to `Widget.mouse_hover` https://github.com/Textualize/textual/pull/4818
 
 ## [0.74.0] - 2024-07-25
 
diff --git a/src/textual/widget.py b/src/textual/widget.py
index 7f92c51fd5..2d8592e4e3 100644
--- a/src/textual/widget.py
+++ b/src/textual/widget.py
@@ -428,7 +428,7 @@ def __init__(
     has_focus: Reactive[bool] = Reactive(False, repaint=False)
     """Does this widget have focus? Read only."""
 
-    mouse_over: Reactive[bool] = Reactive(False, repaint=False)
+    mouse_hover: Reactive[bool] = Reactive(False, repaint=False)
     """Is the mouse over this widget? Read only."""
 
     scroll_x: Reactive[float] = Reactive(0.0, repaint=False, layout=False)
@@ -3172,7 +3172,7 @@ def get_pseudo_classes(self) -> Iterable[str]:
         Returns:
             Names of the pseudo classes.
         """
-        if self.mouse_over:
+        if self.mouse_hover:
             yield "hover"
         if self.has_focus:
             yield "focus"
@@ -3220,7 +3220,7 @@ def get_pseudo_class_state(self) -> PseudoClasses:
 
         pseudo_classes = PseudoClasses(
             enabled=not disabled,
-            hover=self.mouse_over,
+            hover=self.mouse_hover,
             focus=self.has_focus,
         )
         return pseudo_classes
@@ -3264,7 +3264,7 @@ def post_render(self, renderable: RenderableType) -> ConsoleRenderable:
 
         return renderable
 
-    def watch_mouse_over(self, value: bool) -> None:
+    def watch_mouse_hover(self, value: bool) -> None:
         """Update from CSS if mouse over state changes."""
         if self._has_hover_style:
             self._update_styles()
@@ -3277,7 +3277,7 @@ def watch_disabled(self, disabled: bool) -> None:
         """Update the styles of the widget and its children when disabled is toggled."""
         from .app import ScreenStackError
 
-        if disabled and self.mouse_over and self.app.mouse_over is not None:
+        if disabled and self.mouse_hover and self.app.mouse_over is not None:
             # Ensure widget gets a Leave if it is disabled while hovered
             self._message_queue.put_nowait(events.Leave(self.app.mouse_over))
         try:
@@ -3848,11 +3848,11 @@ def _on_mount(self, event: events.Mount) -> None:
             self.show_horizontal_scrollbar = True
 
     def _on_leave(self, event: events.Leave) -> None:
-        self.mouse_over = False
+        self.mouse_hover = False
         self.hover_style = Style()
 
     def _on_enter(self, event: events.Enter) -> None:
-        self.mouse_over = True
+        self.mouse_hover = True
 
     def _on_focus(self, event: events.Focus) -> None:
         self.has_focus = True
diff --git a/tests/test_widget.py b/tests/test_widget.py
index 182de27b7a..2652aec54d 100644
--- a/tests/test_widget.py
+++ b/tests/test_widget.py
@@ -204,7 +204,7 @@ def test_get_pseudo_class_state_parent_disabled():
 
 def test_get_pseudo_class_state_hover():
     widget = Widget()
-    widget.mouse_over = True
+    widget.mouse_hover = True
     pseudo_classes = widget.get_pseudo_class_state()
     assert pseudo_classes == PseudoClasses(enabled=True, focus=False, hover=True)
 
@@ -444,7 +444,6 @@ async def test_sort_children() -> None:
     """Test the sort_children method."""
 
     class SortApp(App):
-
         def compose(self) -> ComposeResult:
             with Container(id="container"):
                 yield Label("three", id="l3")
@@ -481,7 +480,6 @@ async def test_sort_children_no_key() -> None:
     """Test sorting with no key."""
 
     class SortApp(App):
-
         def compose(self) -> ComposeResult:
             with Container(id="container"):
                 yield Label("three", id="l3")