'Mesonephros' definitions:

Definition of 'Mesonephros'

From: GCIDE

Mesonephros \Mes`o*neph"ros\, n. [NL., fr. Gr. me`sos middle + nefro`s kidney.] (Anat.) The middle one of the three pairs of embryonic renal organs developed in most vertebrates; the Wolffian body. [1913 Webster]