English Explanatory Dictionary

Calymmian

English dictionary entry

Meanings

adj
  1. Denoting a geologic period within the Mesoproterozoic era from about 1600 to 1400 million years ago.
name
  1. The Calymmian period.

Word forms

Calymmian the Calymmian

Etymology

From Ancient Greek κάλυμμα (kálumma, “covering”).

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