† perigastrulan.

Origin: A borrowing from German. Etymon: German Perigastrula.

Etymology: < German Perigastrula (E. Haeckel 1875, in Jenaische Zeitschr. f. Naturwissenschaft 9 444, the source for quot. 1876 at main sense) < peri- peri- prefix + Gastrula gastrula n. N.E.D. (1905) gives the pronunciation as (perigæ·strulă) /pɛrɪˈɡæstrʊlə/.

Embryology. Obsolete.

The gastrula arising from cleavage that takes place at the surface of the ovum. Cf. periblastula n., pericytula n., perimonerula n., perimorula n.

ΘΚΠ

the world > life > biology > biological processes > procreation or reproduction > embryo or fetus > [noun] > gastrula, etc.

perigastrula1876

gastraea1877

gastrula1877

paragastrula1887

1876 E. R. Lankester in Q. Jrnl. Microsc. Sci. 16 63 The invagination of the Periblastula to form the Perigastrula.

1879 tr. E. Haeckel Evol. Man I. viii. 200 Surface cleavage results in a Bladder-gastrula (Perigastrula)..the usual form among Articulated Animals.

Derivatives

† perigastrular adj. Obsolete rare Apparently only attested in dictionaries or glossaries.

ΚΠ

1890 Cent. Dict. Perigastrular, pertaining to or having the character of a perigastrula or perigastrulation.

This entry has been updated (OED Third Edition, December 2005; most recently modified version published online June 2021).

单词	perigastrula
释义	† perigastrulan. Origin: A borrowing from German. Etymon: German Perigastrula. Etymology: < German Perigastrula (E. Haeckel 1875, in Jenaische Zeitschr. f. Naturwissenschaft 9 444, the source for quot. 1876 at main sense) < peri- peri- prefix + Gastrula gastrula n. N.E.D. (1905) gives the pronunciation as (perigæ·strulă) /pɛrɪˈɡæstrʊlə/. Embryology. Obsolete. The gastrula arising from cleavage that takes place at the surface of the ovum. Cf. periblastula n., pericytula n., perimonerula n., perimorula n. ΘΚΠ the world > life > biology > biological processes > procreation or reproduction > embryo or fetus > [noun] > gastrula, etc. perigastrula1876 gastraea1877 gastrula1877 paragastrula1887 1876 E. R. Lankester in Q. Jrnl. Microsc. Sci. 16 63 The invagination of the Periblastula to form the Perigastrula. 1879 tr. E. Haeckel Evol. Man I. viii. 200 Surface cleavage results in a Bladder-gastrula (Perigastrula)..the usual form among Articulated Animals. Derivatives † perigastrular adj. Obsolete rare Apparently only attested in dictionaries or glossaries. ΚΠ 1890 Cent. Dict. Perigastrular, pertaining to or having the character of a perigastrula or perigastrulation. This entry has been updated (OED Third Edition, December 2005; most recently modified version published online June 2021). < n.1876
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