单词 | triactine |
释义 | > as lemmastriactine triactine adj. Brit. /(ˌ)trʌɪˈaktɪn/ , /(ˌ)trʌɪˈaktʌɪn/ , U.S. /ˌtraɪˈækt(ə)n/ , /ˌtraɪˈækˌtaɪn/ Zoology = triact adj. [ < scientific Latin Triactina, genus name (1857 or earlier) < tri- tri- comb. form + ancient Greek ἀκτῑν- , ἀκτίς ray (see actino- comb. form) + scientific Latin -a -a suffix1.] ΘΚΠ the world > animals > invertebrates > subkingdom Parazoa > phylum Porifera > [adjective] > relating to a sponge > of parts of sponge > having three rays triact1886 triactine1887 triactinal1891 1886 Proc. Zool. Soc. 21 Dec. 563 Triactina, with three rays.] 1887 W. J. Sollas in Encycl. Brit. XXII. 416 (Fig. 12) c triod (triaxon triactine). < as lemmas |
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