protozoon
pro·to·zoon
noun
1.
any of diverse minute acellular or unicellular organisms usually nonphotosynthetic
Origin
From proto- + -zoon.
Related words
Broader terms
Parts
Part of
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.