Definitions
Sorry, no definitions found. You may find more data at proterozoic (geological era 2500-540m years ago).
Etymologies
Sorry, no etymologies found.
Support
Help support Wordnik (and make this page ad-free) by adopting the word Proterozoic (geological era 2500-540m years ago).
Examples
Sorry, no example sentences found.
Comments
Log in or sign up to get involved in the conversation. It's quick and easy.