Pronunciation: ˌ er- ē - ' ä-f ē - ə d, - ē - ə - ' f ī - ə d
Function: noun
Etymology: ultimately from Greek erion wool + phy ē growth; akin to Greek physis growth ― more at PHYSICS
Date: 1942
: any of a large family (Eriophyidae) of minute plant-feeding wormlike mites that have two pairs of legs and include gall mites and rust mites
– eriophyid adjective