protoctist

/ (prəʊˈtɒktɪst) /


noun
  1. (in modern biological classifications) any unicellular or simple multicellular organism belonging to the kingdom Protoctista, which includes protozoans, algae, and slime moulds

Origin of protoctist

1
C19: from New Latin protoctista, perhaps from Greek prototokos first born

Words Nearby protoctist

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 protoctist

protoctist

[ prə-tŏktĭst ]


The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.