acarid

noun

ac·​a·​rid ˈa-kə-rəd 

: any of an order (Acari synonym Acarina) of arachnids including the mites and ticks

acarid adjective

Word History

Etymology

acar(us) + -id entry 1, probably after the New Latin order name Acarida or the family name Acaridae

First Known Use

1861, in the meaning defined above

Medical Definition

acarid

noun

ac·​a·​rid ˈak-ə-rəd 

: any of the order Acari of arachnids

especially : any of the family Acaridae of mites

acarid adjective