'Tetraonid' definitions:

Definition of 'Tetraonid'

From: GCIDE

Tetraonid \Te*tra"o*nid\, n. [L. tetrao a heath cock, grouse, Gr. ?: cf. F. t['e]traonide.] (Zool.) A bird belonging to the tribe of which the genus Tetrao is the type, as the grouse, partridge, quail, and the like. Used also adjectively. [1913 Webster]