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单词 ovipositor
释义

ovipositorn.

Brit. /ˌəʊvɪˈpɒzᵻtə/, U.S. /ˌoʊvɪˈpɑzədər/
Origin: A borrowing from Latin, combined with an English element. Etymons: ovi- comb. form1, Latin positor.
Etymology: < ovi- comb. form1 + classical Latin positor person who places (see positor n.). Compare oviposit v., oviposition n.
Zoology.
A pointed tubular organ at the end of the abdomen of the female of some animals, esp. insects, by means of which eggs are deposited, and (in many cases) a hole is bored to receive them. Cf. oviscapt n.
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the world > animals > invertebrates > phylum Arthropoda > class Insecta > parts of insects > [noun] > abdomen > ovipositor
ovipositor1815
perforator1828
oviscapt1870
1815 W. Kirby & W. Spence Introd. Entomol. xi. 348 The construction of the sting or ovipositor with which the..Ichneumon are provided, is not less nicely adapted to its various purposes.
1877 T. H. Huxley Man. Anat. Invertebrated Animals vii. 431 The saws of the Saw-flies and the stings of other Hymenoptera are to be regarded as specially modified ovipositors.
a1933 J. A. Thomson Biol. for Everyman (1934) I. xvii. 439 The bitterling (Rhodeus amarus)..inserts its eggs, by means of a long ovipositor, in the gill-plate of a freshwater mussel.
1960 J. L. Fuller & W. R. Thompson Behavior Genetics vi. 170 Courtship [in Drosophila virilis and D. americana]..involved wing vibration by the male as well as licking the abdomen and ovipositor of the female.
1992 M. Ingrouille Diversity & Evol. Land Plants 181 The sterile flowers have short styles enabling the female wasp to reach the ovary to lay its egg with its ovipositor.
This entry has been updated (OED Third Edition, March 2005; most recently modified version published online June 2022).
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n.1815
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