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Etymology edit

meso- +‎ Proterozoic

Adjective edit

Mesoproterozoic (not comparable)

  1. (geology) Of a geologic era within the Proterozoic eon; comprises the Calymmian, Ectasian and Stennian periods from about 1600 to 900 million years ago, when the Rodinia supercontinent was formed.

Translations edit

Proper noun edit

Mesoproterozoic

  1. (geology) The Mesoproterozoic era.

Translations edit

See also edit