Cryogenian
English
editEtymology
editFrom cryogenic (“of low temperature”) + -ian
Adjective
editCryogenian (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
editCryogenian
- (geology) The Cryogenian period.
Translations
editCryogenian period
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