Eratosthenian

English

Pronunciation
  • IPA(key): /ˌɛɹətəsˈθiːniən/, /ɛˌɹætəsˈθiːniən/

Proper noun

Eratosthenian

  1. The epoch in the lunar geologic timescale that occurred between 3200 million and 1100 million years ago.

References
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