Proterozoic eon vs Precambrian period
Precambrian period vs Proterozoic eonProterozoic eon and Precambrian period both are nouns.
| Word | Noun | Adjective | Verb | Adverb |
|---|---|---|---|---|
| Proterozoic eon | Yes | No | No | No |
| Precambrian period | Yes | No | No | No |
| Proterozoic eon (noun) | Precambrian period (noun) |
|---|---|
| from 2,500 to 544 million years ago; bacteria and fungi; primitive multicellular organisms | the eon following the Hadean time and preceding the Phanerozoic eon; from about 3,800 million years ago until 544 million years ago |
Words related to "Proterozoic eon"
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