| Ahab |
in the Old Testament, a king of Israel and husband of Jezebel. [2 definitions] |
| a hard row to hoe |
a very difficult task or situation. |
| ahead |
in front of; in advance of. [6 definitions] |
| ahead of |
further toward the front than. [3 definitions] |
| ahead of time |
before the time of some event. |
| ahem |
a sound as of clearing the throat, used to attract notice, express doubt, or fill in a pause. |
| ahimsa |
(Sanskrit) the principle of nonviolence based on the belief in the sacredness of all living creatures, as held by Buddhists, Hindus, and others. |
| A horizon |
the uppermost layer of soil in a geological soil profile; topsoil. |
| ahoy |
a greeting to attract attention or hail a ship. |
| ahtomp |
in Wampanoag language and culture, a weapon used for shooting arrows; bow. |
| Ahura Mazda |
in Zoroastrianism, the supreme deity and creator of the world; Ormazd. |
| A.I. |
abbreviation of "artificial intelligence." |
| ai1 |
used as an expression of distress, pity, surprise, or the like. |
| ai2 |
a large three-toed sloth of Central and South America, whose coat has a greenish tinge from the algae that live in it. |
| aid |
to provide assistance, help, or relief to. [4 definitions] |
| aide |
a military officer who serves as confidential assistant to a commanding officer such as a general. [2 definitions] |
| aide-de-camp |
a military or naval officer serving as assistant to a general or admiral. |
| aidman |
an enlisted medical corpsman attached to a combat unit. |
| AIDS |
acronym of "acquired immune deficiency syndrome," a serious viral disease of the body's immune system, transferred through blood, sexual contact, contaminated hypodermic needles, or the like. |
| AIDS-related complex |
a condition characterized by enlargement of the lymph nodes that may be an early sign of AIDS. |
| aigrette |
a head ornament made of an upright tuft of egret tail feathers. |