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单词 viviparity
释义

viviparityn.

Brit. /ˌvɪvᵻˈparᵻti/, U.S. /ˌvɪvəˈpɛrədi/
Etymology: < Latin vīviparus (see viviparous adj.) + -ity suffix.
Zoology and Botany.
The condition or character of being viviparous.
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the world > life > biology > biological processes > procreation or reproduction > types of reproduction > [noun] > viviparity
viviparousness1855
viviparity1864
viviparism1876
vivipary1900
1864 H. Spencer Princ. Biol. I. 211 This homogenesis..in reptiles and fishes..is always essentially oviparous, though there are cases..in which viviparity is simulated.
1888 G. Rolleston & W. H. Jackson Forms Animal Life (ed. 2) 358 Instances of viviparity occur among Lacertilia, Ophidia [etc.].
This entry has not yet been fully updated (first published 1920; most recently modified version published online December 2021).
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n.1864
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