• WordNet 3.6
    • n ventriculus thick-walled muscular pouch below the crop in many birds and reptiles for grinding food
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Webster's Revised Unabridged Dictionary
    • n Ventriculus (Zoöl) One of the stomachs of certain insects.
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Century Dictionary and Cyclopedia
    • n ventriculus In anatomy and zoology, a ventricle, in any sense; a loculus. Specifically— The true stomach or proper digestive cavity of some animals, as birds and insects. See proventriculus.
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Webster's Revised Unabridged Dictionary
L., belly, dim. fr. venter, belly


In literature:

Ventriculus: the true stomach, = chylific ventricle; q.v.
"Explanation of Terms Used in Entomology" by John. B. Smith