acarus

Borrowed from New Latin acarus, from Ancient Greek ἄκαρι (ákari, “cheese mite, tick”), from ἀκαρής (akarḗs, “tiny”).

• IPA^(key): /ˈæk.ə.ɹəs/

acarus (plural acari or acarina)

1. (zoology) A mite, especially one from the genus Acarus.
   • 1658, Sir Thomas Browne, The Garden of Cyrus, Folio Society, published 2007, page 205:

     water strongly boiled; wherein the Seeds are extinguished by fire and decoction, and therefore last long and pure without such alteration, affording neither uliginous coats, gnatworms, Acari, hairworms, like crude and common water