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 sing well.
3.
abilities, talents; special skills or aptitudes: Composing music is beyond his abilities.
Origin: 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
Related forms
sub·a·bil·i·ty, noun, plural -ties.
Can be confused:ability, capability, capacity (see synonym note at the current entry).
Synonyms 1. capability; proficiency, expertness, dexterity. 2.Ability,faculty,talent denote qualifications or powers. Ability is a general word for power, native or acquired, enabling one to do things well: a person of great ability; ability in mathematics. Faculty denotes a natural ability for a particular kind of action: a faculty of saying what he means. Talent is often used to mean a native ability or aptitude in a special field: a talent for music or art.
a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.
a chattering or flighty, light-headed person.
a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.
a fool or simpleton; ninny.
a gadget; dingus; thingumbob.
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
late 14c., from O.Fr. ableté "expert at handling (something)," from L. habilitatem (nom. habilitas) "aptitude," from habilis "easy to manage, handy" (see able). One case where a silent L. -h- failed to make a return in Eng. (despite efforts of 16c.-17c. scholars); see H.