cryogenian

Fetched 2026-10-26 (cache).

Synonyms: cryogenics, cryogenic

Antonyms: cryogenics, cryogenic

Related words from Datamuse; suggestions, not definitions.

Adjective

1. {{lb|en|geology}} Of a [[geologic]] [[period]] within the [[Neoproterozoic]] [[era]] from about 850 to 600 million years ago.

Proper noun

1. {{lb|en|geology}} The Cryogenian period.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.