| acarid | A general term for a member of the family Acaridae or for a mite. Synonym: acaridan. Origin: G. Akari, mite (05 Mar 2000) |
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| Acaridae | A family of the order Acarina, a large group of exceptionally small mites, usually 0.5 mm or less, abundant in dried fruits and meats, grain, meal, and flour; frequently a cause of severe dermatitis among persons hypersensitised by frequent handling of infested products. (05 Mar 2000) |
| acaridan | <zoology> One of a group of arachnids, including the mites and ticks. See: Acarus. Source: Websters Dictionary (01 Mar 1998) |
| acaridiasis | Any disease caused by mites, usually a skin infestation. See: mange. Synonym: acaridiasis, acarinosis. (05 Mar 2000) |