单词 | perimorula |
释义 | † perimorulan. Embryology. Obsolete. rare. The morula arising from periblastic cleavage of an ovum. Cf. periblastula n., pericytula n., perigastrula n., perimonerula n. ΚΠ 1876 E. R. Lankester in Q. Jrnl. Microsc. Sci. 16 62 Haeckel is inclined from this to assert as a general rule that the Perimonerula acquires a nucleus, becomes a Pericytula, and then cleaves into two, four, &c., cells, to form the Perimorula. This entry has been updated (OED Third Edition, December 2005; most recently modified version published online March 2020). < n.1876 |
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