Definitions for: Ventriculus

[n] thick-walled muscular pouch below the crop in many birds and reptiles for grinding food

Webster (1913) Definition: Ven*tric"u*lus, n.; pl. Ventriculi. [L., belly,
dim. fr. venter belly.] (Zo["o]l.)
(a) One of the stomachs of certain insects.
(b) The body cavity of a sponge.

Synonyms: gastric mill, gizzard

See Also: pocket, pouch