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stomodeum

[ stoh-muh-dee-uhm, stom-uh- ]

noun

, Embryology.
, plural sto·mo·de·a [stoh-m, uh, -, dee, -, uh, stom-, uh, -].
  1. a depression in the ectoderm of the oral region of a young embryo, which develops into the mouth and oral cavity.


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Other Words From

  • stomo·deal adjective
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Word History and Origins

Origin of stomodeum1

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

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stomodaeum-stomous