rotifer

[ roh-tuh-fer ]
/ ˈroʊ tə fər /

noun

any microscopic animal of the phylum (or class) Rotifera, found in fresh and salt waters, having one or more rings of cilia on the anterior end.

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Also called wheel animalcule.

Origin of rotifer

From New Latin, dating back to 1785–95; see origin at Rotifera

OTHER WORDS FROM rotifer

ro·tif·er·al [roh-tif-er-uhl], /roʊˈtɪf ər əl/, ro·tif·er·ous, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for rotifer

British Dictionary definitions for rotifer

rotifer
/ (ˈrəʊtɪfə) /

noun

any minute aquatic multicellular invertebrate of the phylum Rotifera, having a ciliated wheel-like organ used in feeding and locomotion: common constituents of freshwater planktonAlso called: wheel animalcule

Derived forms of rotifer

rotiferal (rəʊˈtɪfərəl) or rotiferous, adjective

Word Origin for rotifer

C18: from New Latin Rotifera, from Latin rota wheel + ferre to bear
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for rotifer

rotifer
[ rōtə-fər ]

Any of various tiny, multicellular aquatic animals of the phylum Rotifera, having a wheel-like ring of cilia at their front ends. The cilia trap small organisms for food. Rotifers are grouped by some scientists together with nematodes and some other invertebrates as aschelminths.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.