proventriculus

noun

pro·​ven·​tric·​u·​lus ˌprō-ven-ˈtri-kyə-ləs How to pronounce proventriculus (audio)
plural proventriculi ˌprō-ven-ˈtri-kyə-ˌlī How to pronounce proventriculus (audio)
-ˌlē
1
: the glandular or true stomach of a bird that is situated between the crop and gizzard
2
: a muscular dilatation of the foregut in most mandibulate insects that is armed internally with chitinous teeth or plates for grinding food
3
: the thin-walled sac in front of the gizzard of an earthworm

Examples of proventriculus in a Sentence

Recent Examples on the Web These findings included the first description of overproduction of scar tissue in the birds’ proventriculus – the part of their stomach where chemical digestion occurs. Matthew Savoca, The Conversation, 21 Mar. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'proventriculus.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

New Latin

First Known Use

circa 1836, in the meaning defined at sense 1

Time Traveler
The first known use of proventriculus was circa 1836

Dictionary Entries Near proventriculus

Cite this Entry

“Proventriculus.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/proventriculus. Accessed 5 Nov. 2024.

Medical Definition

proventriculus

noun
pro·​ven·​tric·​u·​lus ˌprō-ven-ˈtrik-yə-ləs How to pronounce proventriculus (audio)
plural proventriculi -ˌlī How to pronounce proventriculus (audio) -ˌlē How to pronounce proventriculus (audio)
: the glandular or true stomach of a bird that is situated between the crop and gizzard
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