- (superl.) Fit; adapted; suitable.
- (superl.) Having sufficient power, strength, force, skill, means or resources of any kind to accomplish the object; possessed of qualifications rendering competent for some end; competent; qualified; capable; as, an able workman, soldier, seaman, a man able to work; a mind able to reason; a person able to be generous; able to endure pain; able to play on a piano.
- (superl.) Specially: Having intellectual qualifications or strong mental powers; showing ability or skill; talented; clever; powerful; as, the ablest man in the senate; an able speech.
- (superl.) Legally qualified; possessed of legal competence; as, able to inherit or devise property.
- (a.) To make able; to enable; to strengthen.
- (a.) To vouch for.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). able. Retrieved September 20, 2026, from http://smartdefine.org/able/definitions/1969713 |
| Chicago | Webster's. 2011. "able" http://smartdefine.org/able/definitions/1969713 (accessed September 20, 2026). |
| Harvard | Webster's 2011, able, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/able/definitions/1969713>. |
| MLA | Webster's. "able" 27 May 2011. Web. 20 September 2026. <http://smartdefine.org/able/definitions/1969713> |