Cryogenian en · ADJ
Etymology
Etymology tree English cryogenic Proto-Indo-European *-(i)yós Proto-Italic *-ijos Proto-Italic *-ios Old Latin -ios Latin -ius Proto-Indo-European *-nós Proto-Italic *-nos Proto-Italic *-ānos Latin -ānus Latin -iānusbor. English -ian English Cryogenian From cryogenic (“of low temperature”) + -ian.
Meanings
- Of a geologic period within the Neoproterozoic era from about 850 to 600 million years ago.
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| most Cryogenian | Degree=Sup | lexicographic | |
| more Cryogenian | Degree=Cmp | lexicographic |