English

Proper noun

Paleoproterozoic

1. (geology) The era from 2,500 Ma to 1,600 Ma, marked by a dramatic increase in atmospheric oxygen.

Hypernyms

• (era 2,500-1,600 Ma): Precambrian - eon/supereon, Proterozoic - eon

Hyponyms

• (era 2,500-1,600 Ma): Siderian, Rhyacian, Orosirian, Statherian - systems/periods

Coordinate terms

• (era 2,500-1,600 Ma): Mesoproterozoic, Neoproterozoic - eras

Translations

Adjective

Paleoproterozoic ‎(not comparable)

1. (geology) Of a geologic era within the Proterozoic eon from 2,500 to 1,600 million years ago.

Translations

See also

• Appendix:Geologic timescale