noun, plural a·bil·i·ties.
1. power or capacity to do or act physically, mentally, legally, morally, financially, etc.
2. competence in an activity or occupation because of one's skill, training, or other qualification:
- The ability to perform on stage well.
3. abilities, talents; special skills or aptitudes:
- Singing and juggling at the same time is beyond his abilities.
1350-1400; Middle English (h) abilite < Middle French < Latin habilitās aptitude, equivalent to habili (s) handy (see able ) + -tās -ty2; replacing Middle English ablete < Old French < Latin, as above