numeral / noun
eleven
ih-LEV-uhn/ɪˈlevn/
The number that is one greater than ten.
The child adds an apple to the group of ten, making eleven.

Etymology
Old English enleofan expressed “one left,” meaning one left over after ten had been counted—the number now called eleven.
In context
He was the tenth child of a family of eleven,
and this is a resource that I used eleven times
More examples
- The clock strikes eleven.
- She writes two elevens on the board.
- The coach announces the starting eleven before the soccer game.
Forms
eleven · elevens
eleventh adjective — Coming immediately after tenth in order.