| ail | To affect with pain or uneasiness, either physical or mental; to trouble; to be the matter with; used to express some uneasiness or affection, whose cause is unknown; as, what ails the man? I know not what ails him. "What aileth thee, Hagar?" (Gen. Xxi. 17) It is never used to express a specific disease. We do not say, a fever ails him; but, something ails him. Origin: OE. Eilen, ailen, AS. Eglan to trouble, pain; akin to Goth. Us-agljan to distress, agls troublesome, irksome, aglo, aglitha, pain, and prob. To E. Awe. Source: Websters Dictionary (01 Mar 1998) |
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| ailantus | <botany> A genus of beautiful trees, natives of the East Indies. The tree imperfectly dicious, and the staminate or male plant is very offensive when blossom. Origin: From aylanto, i. E, tree of heaven, the name of the tree in the Moluccas. Source: Websters Dictionary (01 Mar 1998) |
| AILD | <abbreviation> Angioimmunoblastic lymphadenopathy with dysproteinaemia. (05 Mar 2000) |
| ailment | Indisposition; morbid affection of the body; not applied ordinarily to acute diseases. "Little ailments." Source: Websters Dictionary (01 Mar 1998) |
| ailuroidea | <zoology> A group of the Carnivora, which includes the cats, civets, and hyenas. Origin: NL, fr. Gr. Cat. Source: Websters Dictionary (01 Mar 1998) |
| ailurophobia | <psychology> Morbid fear of or aversion to cats. Synonym: aelurophobia. Origin: G. Ailouros, cat, + phobos, fear (05 Mar 2000) |