| 1. | capability; ability; innate or acquired capacity for something; talent: She has a special aptitude for mathematics. |
| 2. | readiness or quickness in learning; intelligence: He was placed in honors classes because of his general aptitude. |
| 3. | the state or quality of being apt; special fitness. |
ap·ti·tude (āp'tĭ-tōōd', -tyōōd') n.
[Middle English, tendency, from Late Latin aptitūdō, aptitude, from Latin aptus, apt; see apt.] ap'ti·tu'di·nal (-tōōd'n-əl, -tyōōd'-) adj., ap'ti·tu'di·nal·ly adv. |