Defenition of the word archean

• Defenition of the word archean

  • (geology) used of the earliest known rocks
  • the time from 3,800 million years to 2,500 million years ago; earth''s crust formed; unicellular organisms are earliest forms of life
  • used of the earliest known rocks
  • the time from 3,800 million years to 2,500 million years ago; earth's crust formed; unicellular organisms are earliest forms of life
  • of or relating to the earliest known rocks formed during the Precambrian Eon

Synonyms for the word archean

• • archaean
  • archaeozoic
  • archaeozoic aeon
  • archean aeon
  • archean eon
  • archeozoic
  • archeozoic eon

Similar words in the archean

• • early

Meronymys for the word archean

• • Precambrian
  • Precambrian aeon
  • Precambrian eon
  • Precambrian period

Hypernyms for the word archean

• • aeon
  • eon

See other words

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