Dictionary
Thesaurus
Encyclopedia
Translator
Web

proterozoic eon

 - 1 dictionary result
proterozoic eon

noun
from 2,500 to 544 million years ago; bacteria and fungi; primitive multicellular organisms [syn: Proterozoic
WordNet® 3.0, © 2006 by Princeton University.
Cite This Source
Search another word or see proterozoic eon on Thesaurus | Reference
FacebookTwitterFollow us: