'Cheiropterygia' definitions:

Definition of 'Cheiropterygia'

From: GCIDE

Cheiropterygium \Chei*rop`te*ryg"i*um\, n.; pl. Cheiropterygia. [NL., fr. Gr. chei`r hand + pte`ryx, pte`rygos wing, fin.] (Anat.) The typical pentadactyloid limb of the higher vertebrates. [1913 Webster]