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单词 Mesoarchean
释义

Mesoarchean

English

Etymology

meso- + Archean

Adjective

Mesoarchean (not comparable)

  1. (geology) Of a geologic era within the Archaean eon from about 3200 to 2800 million years ago; stromatolites have existed from this time.

Translations

Proper noun

Mesoarchean

  1. (geology) The era from 3,200 Ma to 2,800 Ma.

Hypernyms

  • (era 3,200-2,800 Ma): Precambrian - eon/supereon; Archaean - eon

Coordinate terms

  • (era 3,200-2,800 Ma): Eoarchean, Paleoarchean, Neoarchean - era

Translations

See also

  • Appendix:Geologic timescale
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