单词 | univoltine |
释义 | univoltinen.adj. A. n. One of a breed of silkworms which produces a single brood in a year. ΘΚΠ the world > animals > invertebrates > phylum Arthropoda > class Insecta > Heterocera > [noun] > family Bombycidae > genus Bombyx > silk moth > caterpillar of bombyx mori or silkworm > characterized by number of broods bivoltine1872 univoltine1872 quadrivoltine1888 trivoltin1888 polyvoltine1890 1872 J. Geoghegan Silk in India xi. 126 That this insect [sc. a silkworm] has quite changed its period of existence.., and from a multivoltine become a uniovoltine [sic]. B. adj. Having but one brood each year. ΘΚΠ the world > life > biology > biological processes > procreation or reproduction > [adjective] > reproducing specific number of times > in a year polygoneutic1875 univoltine1883 1883 G. Watt Econ. Products India iii. 66 In Upper India and in Kashmir the univoltine worms are those usually reared. 1892 Chambers's Encycl. IX. 453/1 The B[ombyx] mori is univoltine or annual. This entry has not yet been fully updated (first published 1924; most recently modified version published online June 2019). < n.adj.1872 |
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