单词 | archenteron |
释义 | archenteron Zool.|ɑːˈkɛntərɒn| [mod.L., f. Gr. ἀρχή beginning + ἔντερον intestine.] The primitive intestinal or alimentary cavity of a gastrula. (Cf. metenteron, perienteron.) Hence archenteric |-ɛnˈtɛrɪk| a., pertaining to the archenteron.
1877[see metenteron]. 1881E. R. Lankester in Encycl. Brit. XII. 548/2 The archenteron or primitive digestive space. Ibid., The closure or shutting off of the axial from the periaxial portion of the archenteric space. 1962D. Nichols Echinoderms x. 120 An inpushing at one end forms the beginning of the larval gut, or archenteron. |

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