PROTEROZOIC EON

Pronunciation (US):

(GB):

 Dictionary entry overview: What does Proterozoic eon mean? 

• PROTEROZOIC EON (noun)
  The noun PROTEROZOIC EON has 1 sense:

1. from 2,500 to 544 million years ago; bacteria and fungi; primitive multicellular organisms

  Familiarity information: PROTEROZOIC EON used as a noun is very rare.

 Dictionary entry details 

• PROTEROZOIC EON (noun)

Sense 1

Meaning:

From 2,500 to 544 million years ago; bacteria and fungi; primitive multicellular organisms

Classified under:

Nouns denoting time and temporal relations

Synonyms:

Proterozoic; Proterozoic aeon; Proterozoic eon

Instance hypernyms:

aeon; eon (the longest division of geological time)

Holonyms ("Proterozoic eon" is a part of...):

Precambrian; Precambrian aeon; Precambrian eon; Precambrian period (the eon following the Hadean time and preceding the Phanerozoic eon; from about 3,800 million years ago until 544 million years ago)