Cryogenian
English edit
Etymology edit
(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)
Adjective edit
Cryogenian (comparative more Cryogenian, superlative most Cryogenian)
- (geology) Of a geologic period within the Neoproterozoic era from about 850 to 600 million years ago.
Proper noun edit
Cryogenian
- (geology) The Cryogenian period.
Translations edit
Cryogenian period
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