\ˈe͡ɪpɪtˌalə͡ʊz], \ˈe‍ɪpɪtˌalə‍ʊz], \ˈeɪ_p_ɪ_t_ˌa_l_əʊ_z]\
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1914 - Nuttall's Standard dictionary of the English language
By Nuttall, P.Austin.
1920 - A dictionary of scientific terms.
By Henderson, I. F.; Henderson, W. D.

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Archaeozoic Era

  • the time prior to 2,500 million years ago; earth's crust formed; unicellular organisms are earliest forms of life
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