| able |
having a high degree of ability, talent, or skill. [1/3 definitions] |
| absolute pitch |
the ability to sing or recognize the pitch of any tone heard; perfect pitch. [1/2 definitions] |
| access |
the right or ability to enter, look at, or use something. [1/4 definitions] |
| acetylcholine |
a form of this compound used in medicine for its ability to decrease blood pressure and cause muscular movement in such organs as the alimentary canal. [1/2 definitions] |
| acoustics |
(used with a pl. verb) the conditions of a physical space that determine its ability to transmit sound. [1/2 definitions] |
| adaptable |
having the ability to adjust to particular needs or conditions. [1/2 definitions] |
| adept |
having great skill or ability. |
| aerobic |
tending to stimulate the heart and lungs and thereby improve the body's ability to utilize oxygen. [1/3 definitions] |
| aerobics |
(used with a sing. or pl. verb) a system of physical conditioning involving sustained and vigorous exercise such as running, swimming, cycling, or dancing, that stimulates the heart and lungs and thereby improves the body's ability to utilize oxygen. |
| agility |
the ability to move or think easily and quickly. |
| alcohol |
a clear liquid made from certain grains and fruits that has an effect on a person's mind and physical ability. Alcohol is in drinks such as beer and wine. It is also used to make some kinds of medicine. [1/2 definitions] |
| alexia |
the loss of reading ability, caused by lesions in the brain. |
| animal |
a living creature that is generally distinguished from plants by its cellular structure and by the ability to move voluntarily. [1/5 definitions] |
| animate |
characterized by motion or the ability to move. [1/9 definitions] |
| anole |
any lizard of the genus Anoli, in which the male has a throat flap and all individuals have the ability to change colors. |
| antiseptic |
having the ability to kill harmful microorganisms. [2/4 definitions] |
| aphasia |
partial or total loss of the ability to use or to understand spoken or written language, usu. as a result of damage to the brain. |
| apoplexy |
the sudden loss of the ability to feel or move, caused by a rupture or obstruction of an artery in the brain; stroke. |
| appeal |
the ability to get interest and attention. [1/3 definitions] |
| apt |
having ability to learn quickly. [1/4 definitions] |
| aptitude |
ability to learn quickly. [2 definitions] |