acarus

ac·a·rus

noun \ˈak-ə-rəs\

Definition of ACARUS

1

capitalized : a genus of arachnids including a number of small mites and formerly including all mites and ticks

2

plural ac·a·ri \-ˌrī, -ˌrē\ : mite; especially : one of the genus Acarus or formerly included in this genus