archenteron

American  

[ahr-ken-tuh-ron] / ɑrˈkɛn təˌrɒn /

noun

Embryology.

archentera plural

1. the primitive enteron or digestive cavity of a gastrula.

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archenteron British  

/ ɑːˈkɛntəˌrɒn, ˌɑːkənˈtɛrɪk /

noun

1. the cavity within an embryo at the gastrula stage of development that eventually becomes the digestive cavity

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Other Word Forms

Derived Forms

• archenteric
  adjective

Inflected Forms

Nouns

• archentera
  plural

Etymology

Origin of archenteron

1875–80; arch- ² + enteron ( def. )

Example Sentences

See Examples For:

archenteron

The archenteron develops into the alimentary canal, and a mouth opening is formed by invagination of ectoderm at the pole opposite the blastopore of the gastrula.

From Textbooks ● Jan. 1, 2015

The relation of the two will be easily understood if we compare the fowl's archenteron to a glove-finger under pressure-- its cavity is obliterated-- and the frog's to the glove-finger blown out.

From Text Book of Biology, Part 1: Vertebrata by Wells, H. G. (Herbert George)

This stage is called the gastrula stage; ar. is the cavity of the gastrula, the archenteron; b.p. is its opening or blastopore.

From Text Book of Biology, Part 1: Vertebrata by Wells, H. G. (Herbert George)

The archenteron gives off two lateral pounchs and thus becomes trilobed.

From Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 7 "Cerargyrite" to "Charing Cross" by Various

We naturally assume, from what we have learnt, that the next stages will be the formation of a hollow blastosphere, invagination, a gastrula forming mesoblast by hollow outgrowths from the archenteron, and so on.

From Text Book of Biology, Part 1: Vertebrata by Wells, H. G. (Herbert George)