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单词 Rotatoria
释义

Rotatoria

/rə(ʊ)təˈtɔːrɪə/
Zoology
noun
Treated as plural. A class or phylum of minute or microscopic aquatic animals comprising the rotifers and (formerly) certain ciliates; (also in form rotatoria) animals of this class or phylum (collectively or individually); rotifers, wheel-animalcules.

Origin

Mid 19th century; earliest use found in Edinburgh New Philosophical Journal. From scientific Latin Rotatoria from post-classical Latin rotatorius + -a, after earlier use as specific name (in scientific Latin Vorticella rotatoria (O. F. Mueller Verm. I. i. 106)).

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