单词 | zooecium |
释义 | zooeciumn. Zoology. A layer of organic or mineral material that encloses an individual living or fossil bryozoan. ΘΚΠ the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Polyzoa > [noun] > member of > individual of compound > part of cuticle forming cell zooecium1871 1871 Q. Jrnl. Microsc. Sci. 11 156 The production of new polypides and eggs in empty zoœcia. 1893 Amer. Naturalist 27 1002 In addition he found giant cells (cistern cells) of form quite dissimilar from the ordinary zooecia. 1927 Q. Rev. Biol. 2 402/2 The fertile zooecium then develops into an ovicell, which serves as a brood chamber for the developing embryos. 1980 W. D. Williams Austral. Freshwater Life v. 73 The basal part of the gut, or caecum, is attached to the zooecium by a strand of tissue, the funiculus. 2010 Jrnl. Paleontol. 84 358/1 The zooecia are well preserved. Derivatives zoˈoecial adj. of or relating to a zooecium or zooecia. ΘΚΠ the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Polyzoa > [adjective] > relating to part forming cell zooecial1873 1873 F. A. Smitt in Kongliga Svenska Vetenskaps-Akademiens Handlingar 11 No. 4. 61 Its zoœcial wall grows thicker. 1884 Athenæum 29 Mar. 414 The zooecial tube. 1972 T. M. Ganesan in A. G. Jhingran et al. Himalayan Geol. II. 435 Two rows of large prominent zooecial openings are arranged in alternating rows. 2011 Jrnl. Paleontol. 85 853 Graphical analysis of standardized data revealed nearest neighbor effects at the zooecial level. This entry has been updated (OED Third Edition, June 2017; most recently modified version published online March 2022). < n.1871 |
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