Wiktionary

Rhyacian

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Adjective edit

Rhyacian (not comparable)

  1. (geology) Of a geologic period within the Paleoproterozoic era from about 2300 to 2050 million years ago.

Proper noun edit

Rhyacian

  1. (geology) The Rhyacian period.

Translations edit

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Anagrams edit

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