Stomodeum
/ˌstoʊməˈdiːəm/noun
The embryonic depression that develops into the mouth and parts of the oral cavity.
Did you know?The stomodeum begins as an ectoderm-lined depression and is initially sealed from the primitive gut by a membrane that later breaks through.
Etymological Timeline
Proto-Indo-European
PIE
*stom-en-
“Mouth; an opening of the face or body”
Ancient Greek
Greek
στόμα (stóma)
“Mouth; opening”
Ancient Greek
Greek
στομώδης (stomṓdēs)
“Mouth-like or resembling a mouth”
19th Century
New Latin
stomodeum
“An embryonic mouth-like depression”
Modern English
English
stomodeum
“The embryonic structure that develops into the mouth and oral cavity”
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