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单词 cultellus
释义

cultellusn.

Brit. /kʌlˈtɛləs/, U.S. /ˌkəlˈtɛləs/
Inflections: Plural cultelli.
Origin: A borrowing from Latin. Etymon: Latin cultellus.
Etymology: < classical Latin cultellus small knife < culter knife (see coulter n.) + -ellus-ellus suffix, so called in allusion to the blade-like shape of these structures.
Entomology. Now rare.
Each of a pair of slender, blade-like piercing organs, as in the ovipositor of some female insects, or forming the outermost (mandibular) stylets in the mouthparts of some bloodsucking flies.
ΘΚΠ
the world > animals > invertebrates > phylum Arthropoda > class Insecta > order Diptera or flies > [noun] > member of > parts of > lancet-like mandible
cultellus1826
1826 W. Kirby & W. Spence Introd. Entomol. III. 362 Cultelli (the Knives), the upper pair of the instruments of suction, which probably make the first incision in the food of the insect; they represent the Mandibulæ of the perfect mouth. Scalpella (the Lancets), a pair of instruments, usually more slender than the Cultelli.
1895 Trans. & Proc. N.Z. Inst. 1894 27 143 Its ovipositor is rather more than 1in. lon.., the two cultelli forming its principal part being somewhat angular at the base.
1906 J. B. Smith Explan. Terms Entomol. 34 Cultellus, one of the blade-like lancets in piercing flies: = the mandibles of [i.e. in] some authors.
This entry has been updated (OED Third Edition, September 2013; most recently modified version published online March 2022).
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n.1826
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