COUPLING FACTOR 0
\kˈʌplɪŋ fˈaktə zˈi͡əɹə͡ʊ], \kˈʌplɪŋ fˈaktə zˈiəɹəʊ], \k_ˈʌ_p_l_ɪ_ŋ f_ˈa_k_t_ə z_ˈiə_ɹ_əʊ]\
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Word of the day
Archaeozoic Era
- the time prior to 2,500 million years ago; earth's crust formed; unicellular organisms are earliest forms of life