depinisyon kahulugan
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doc Definition of archean
    English to English
    noun
  • the time from 3,800 million years to 2,500 million years ago; earth's crust formed; unicellular organisms are earliest forms of life
  • source: WordNet 3.0
    adjective satellite
  • of or relating to the earliest known rocks formed during the Precambrian Eon
  • source: WordNet 3.0
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