The Collaborative International Dictionary of English v.0.48:
Acaridae \Acaridae\ n. 1. the family of arachnids of the order Acarina consisting of mites. Syn: family Acaridae. [WordNet 1.5]WordNet (r) 3.0 (2006):
Acaridae n 1: mites [syn: Acaridae, family Acaridae]