Cryogenian

English

Etymology

(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)

Adjective

Cryogenian (comparative more Cryogenian, superlative most Cryogenian)

  1. (geology) Of a geologic period within the Neoproterozoic era from about 850 to 600 million years ago.

Proper noun

Cryogenian

  1. (geology) The Cryogenian period.

Translations

See also

  • Appendix:Geologic timescale
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