What is "acarid"

acarid \acarid\ n. 1. very small free-living arachnid that is parasitic on animals or plants; related to ticks.

a. (context biology zoology English) Of or pertaining to acarids. n. (context biology zoology English) Any parasitic arachnid, such as mites and ticks, of the subclass Acarina.

n. very small free-living arachnid that is parasitic on animals or plants; related to ticks