单词 | triaster |
释义 | > as lemmastriaster triaster n. Brit. /ˈtrʌɪastə/ , U.S. /ˈtraɪˌæstər/ Biology a figure bearing some resemblance to three conjoined stars, resulting from a tripolar division of a nucleus. [ < tri- comb. form + -aster suffix; compare diaster n.] ΚΠ 1894 W. Bateson Materials Study Variation i. xvi. 431 (note) A case of the presence of triasters in two bilaterally symmetrical tracts of the blastoderm of Loligo. 1909 J. W. Jenkinson Exper. Embryol. 30 Triaster, a tripolar figure with three spindles. < as lemmas |
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