| aborigine |
(pl.) the plants or animals native to a region. [1/2 definitions] |
| accommodation |
(usu. pl.) food and lodging, or lodging alone. [1/6 definitions] |
| accomplishment |
(often pl.) talent, social poise, or achievement valued by polite society. [1/3 definitions] |
| accouterment |
(often pl.) one's outfit or equipment, esp. that of a soldier, exclusive of arms and uniform. [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] |
| acquaintance |
(used with a pl. verb) the people one knows, considered collectively. [1/3 definitions] |
| acre |
(pl.) a large amount of land, or land in general. [1/2 definitions] |
| action |
(usu. pl.) manner of behaving or conducting oneself. [1/8 definitions] |
| actuality |
(often pl.) actual facts or circumstances. [1/2 definitions] |
| adenoid |
(usu. pl.) a mass of tissue between the nose and the throat that, when swollen, can hinder breathing. [1/2 definitions] |
| advance |
(sometimes pl.) an approach or proposition, often sexual. [1/14 definitions] |
| aerobatics |
(used with a sing. or pl. verb) spectacular stunts, such as rolls, loops, and dives, performed by an airplane or glider. |
| 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. |
| affair |
(pl.) public or business matters. [1/6 definitions] |
| affection |
(often pl.) emotion, esp. love. [1/2 definitions] |
| air |
(pl.) pretense or affectation. [1/8 definitions] |
| airway |
(pl.) the collective band of frequencies used for broadcasting by radio stations. [1/3 definitions] |
| alchemy |
(often pl.) a magical power or process of transmutation. [1/2 definitions] |
| aloe |
(pl.) a drug derived from the bitter juice of the aloe leaves (used with a sing. verb). [1/2 definitions] |
| altitude |
(usu. pl.) a high region or area. [1/4 definitions] |
| amends |
(used with a sing. or pl. verb) payment or compensation given to repair or satisfy damage, injury, or loss. |