'Prosomata' definitions:

Definition of 'Prosomata'

From: GCIDE

Prosoma \Pro*so"ma\, n.; pl. Prosomata. [NL., fr. Gr. ? before + ?, ?, body.] (Zool.) The anterior of the body of an animal, as of a cephalopod; the thorax of an arthropod. [1913 Webster]