单词 | metagaster |
释义 | † metagastern. Zoology. Obsolete. Haeckel's name for: the more highly differentiated intestine of a vertebrate, as distinguished from a less differentiated primitive intestine. Cf. protogaster n. ΚΠ 1879 tr. E. Haeckel Evol. Man II. 321 The differentiated or secondary intestine (‘after intestine or metagaster’). Derivatives metagastral adj. rare ΚΠ 1890 Cent. Dict. Metagastral, pertaining to the metagaster. This entry has been updated (OED Third Edition, December 2001; most recently modified version published online June 2019). < n.1879 |
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