English dictionary
Proterozoic
/,pr/oU/t/@/r/oU/'z/oU//I/k/
Definitions, examples, synonyms and antonyms from WordNet 3.0.
noun
-
from 2,500 to 544 million years ago; bacteria and fungi; primitive multicellular organisms
Source: WordNet 3.0
adjective satellite
-
formed in the later of two divisions of the Precambrian era
ExamplesProterozoic life forms.
Source: WordNet 3.0