EMPIRICAL FORMULA

\ɛmpˈɪɹɪkə͡l fˈɔːmjʊlə], \ɛmpˈɪɹɪkə‍l fˈɔːmjʊlə], \ɛ_m_p_ˈɪ_ɹ_ɪ_k_əl f_ˈɔː_m_j_ʊ_l_ə]\
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2006 - WordNet 3.0
By Princeton University
 
2011 - English Dictionary Database
By DataStellar Co., Ltd
 
1916 - Appleton's medical dictionary
By Smith Ely Jelliffe

Word of the day

drill site

  • workplace that is the site of a drill hole
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