proventriculus
(redirected from proventriculi)Also found in: Dictionary, Medical.
Related to proventriculi: proventriculus
proventriculus
[‚prō·vən′trik·yə·ləs] (invertebrate zoology)
A sac anterior to the gizzard in earthworms.
A dilation of the foregut anterior to the midgut of Mandibulata.
(vertebrate zoology)
The true stomach of a bird, usually separated from the gizzard by a constriction.