单词 | nidamental |
释义 | nidamentaladj. 1. Zoology. Serving as, or relating to, a receptacle for the ova of a marine invertebrate, esp. a mollusc. (Recorded earliest and chiefly in nidamental gland n. at Compounds.) ΘΚΠ the world > animals > animal body > general parts > sexual organs and reproduction > [adjective] > serving as receptacle for ova nidamental1836 1836 R. Owen in Todd's Cycl. Anat. & Physiol. I. 557/1 The..oviducts have laminated glandular terminations, near to which are placed two detached nidamental glands. 1851 S. P. Woodward Man. Mollusca i. 50 The nidamental capsules of the cuttle-fish are clustered like grapes. 1952 Q. Rev. Biol. 27 95/2 The radulae and nidamental capsules of the gastropods are accorded special attention. 1992 M. Stachowitsch Invertebr. 539/1 Nidamental chamber [of a sea star]... Serves as brood chamber and opens to exterior via osculum. ΘΚΠ the world > animals > by habitat > habitat > [adjective] > of or relating to nests > nest-like nest-like1684 nidamental1870 1870 Nature 6 Oct. 458/2 The collection of ‘nests and nidamental [printed nidamertal] structures’..should be amalgamated in the general series. 1879 Cassell's Techn. Educator (new ed.) IV. 123/1 Eggs, nests, nidamental structures..should be amalgamated into one series. Compounds nidamental gland n. Zoology any of various glands in certain marine invertebrates, esp. molluscs, that secrete a protective capsule or layer of mucus around an ovum; (also) a gland which secretes the collagenous material of the egg capsule of an elasmobranch fish. ΚΠ 1835-6Nidamental gland [see sense 1]. 1877 T. H. Huxley Man. Anat. Invertebrated Animals viii. 534 The nidamental glands, composed of numerous vertical lamellæ,..are situated on the posterior wall of that cavity. a1933 J. A. Thomson Biol. for Everyman (1934) I. xv. 405 (caption) The Pearly Nautilus... Position of nidamental gland. 1996 Philos. Trans. (Royal Soc.) B. 351 1205/2 The dogfish egg case and the nidamental gland which secretes it. ΘΚΠ the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Mollusca > [noun] > mollusc or shell-fish > breeding or spawning > spawn seed1653 spat1667 nidamental ribbon1851 1851 S. P. Woodward Man. Mollusca i. 20 The nidamental ribbon of the doris and eolis is attached to a rock. This entry has been updated (OED Third Edition, September 2003; most recently modified version published online June 2022). < adj.1835 |
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