protoctist
/ (prəʊˈtɒktɪst) /
noun
(in modern biological classifications) any unicellular or simple multicellular organism belonging to the kingdom Protoctista, which includes protozoans, algae, and slime moulds
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Word Origin for protoctist
C19: from New Latin protoctista, perhaps from Greek prototokos first born
Words nearby protoctist
protocal, protochordate, protocol, protocols, protocontinent, protoctist, Protoctista, protodeacon, protoderm, protodiastolic, protodiastolic gallop
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Medical definitions for protoctist
protoctist
[ prō′tək-tĭst ]
n.
A eukaroytic, unicellular organism belonging to the kingdom Protoctista, which includes protozoa, slime molds, and certain algae.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for protoctist
protoctist
[ prə-tŏk′tĭst ]
See protist.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.