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[din-uh-flaj-uh-leyt] /ˌdɪn əˈflædʒ əˌleɪt/
any of numerous chiefly marine plankton of the phylum Pyrrophyta (or, in some classification schemes, the order Dinoflagellata), usually having two flagella, one in a groove around the body and the other extending from its center.
Origin of dinoflagellate
First recorded in 1900-05; dino- + flagellate Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for dinoflagellate


/ˌdaɪnəʊˈflædʒɪlɪt; -ˌleɪt/
any of a group of unicellular biflagellate aquatic organisms forming a constituent of plankton: now usually classified as a phylum of protoctists (Dinoflagellata)
of or relating to dinoflagellates
Word Origin
C19: from New Latin Dinoflagellata, from Greek dinos whirling + flagellum + -ate1
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
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dinoflagellate in Medicine

dinoflagellate di·no·flag·el·late (dī'nō-flāj'ə-lĭt, -lāt', -flə-jěl'ĭt)
Any of numerous chiefly marine flagellates of the order Dinoflagellata, some species of which produce a potent neurotoxin that may cause severe food poisoning following ingestion of parasitized shellfish.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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dinoflagellate in Science
Any of numerous one-celled organisms found mostly in the ocean, usually having two flagella of unequal length and often an armorlike covering of cellulose. Dinoflagellates are one of the main components of plankton. Since dinoflagellates have characteristics of both plants and animals, their classification is controversial. See more at red tide.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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