noun
cursor
KER-ser/ˈkɜːrsər/
A marker or control indicating the current position in an interface.
The cursor shows where typing begins in the blank text box.

Etymology
A cursor was originally a runner or messenger, then a sliding part of an instrument such as a slide rule. The screen marker extends that idea of a movable indicator.
In context
… doubt is like the arrow that pops up on a computer screen once you've moved the mouse or the cursor …
More examples
- She places the cursor between two letters to fix a typo.
- Move the cursor over the button to see its label.
- The arrow keys move the cursor one space at a time.
Forms
cursor · cursors
Similar words
- pointer
- Usually marks a mouse-controlled position rather than a typing position.
- caret
- Specifically marks where text will be inserted when typing.