单词 | alcyonarian |
释义 | alcyonarianadj.n. Zoology. A. adj. Belonging to the Alcyonaria, a group of anthozoan cnidarians comprising the soft corals, having polyps with eight pinnate tentacles; of or relating to this group.The group is now a subclass that also includes the gorgonians and sea pens; its usual name is now Octocorallia; cf. octocorallian adj. ΘΚΠ the world > animals > invertebrates > subkingdom Metazoa > grade Diploblastica > phylum Coelenterata > [adjective] > of or relating to the Anthozoa > relating to order Alcyonaria alcyonian1824 alcyonarian1858 1858 T. R. Jones Mantell's Wonders Geol. (ed. 7) II. 630 Among the Alcyonarian or Asteroid Zoophytes are a few genera having an axis composed of a calcareous stony substance. 1876 W. J. J. Spry Cruise Her Majesty's Ship ‘Challenger’ i. 18 Twelve gigantic alcyonarian polyps. a1933 J. A. Thomson Biol. for Everyman (1934) II. 996 Among Alcyonarian corals..the details of the spicules that form an armature around the polyps are often quite diagnostic. 2001 M. Spalding et al. World Atlas Coral Reefs x. 293/1 These reefs are further characterized by significant variation in the fauna between localities, with certain areas dominated by alcyonarian coral. B. n. An alcyonarian coral; = octocorallian n. ΘΚΠ the world > animals > invertebrates > subkingdom Metazoa > grade Diploblastica > phylum Coelenterata > [noun] > class Anthozoa Actinozoa > order Alcyonaria > genus Alcyonium > member of sea-foam1725 dead man's hand1755 dead man's toes1755 mermaid's glove1793 alcyonian1844 alcyonoid1857 dead man's finger1860 alcyonarian1861 dead man's thumb1863 sea-finger1876 1861 Nat. Hist. Rev. 1 331 The single species, H. funebris, has a further interest in being the only recorded example of a solitary Alcyonarian. 1880 19th Cent. No. 38. 617 The deep sea must be lighted here and there by greater or smaller patches of luminous alcyonarians. a1933 J. A. Thomson Biol. for Everyman (1934) I. v. 103 The organ-pipe coral (Tubipora musica ) is one of these Alcyonarians, and a beautiful colony it is. 2009 C. R. C. Sheppard et al. Biol. Coral Reefs viii. 245 Many of these alcyonarians contain symbiotic algae. This entry has been updated (OED Third Edition, September 2012; most recently modified version published online June 2022). < adj.n.1858 |
随便看 |
英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。