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stomodeum

American

[stoh-muh-dee-uhm, stom-uh-] / ˌstoʊ məˈdi əm, ˌstɒm ə- /

noun

Embryology.

a depression in the ectoderm of the oral region of a young embryo, which develops into the mouth and oral cavity.

Other Word Forms

Derived Forms

stomodeal

adjective

Inflected Forms

noun

stomodea

plural

Etymology

Origin of stomodeum

1875–80; < New Latin < Greek stóm ( a ) stoma + hodaîon (neuter singular) on the way; akin to -ode ²

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.