SMILINGNESS

\smˈa͡ɪlɪŋnəs], \smˈa‍ɪlɪŋnəs], \s_m_ˈaɪ_l_ɪ_ŋ_n_ə_s]\
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2010 - New Age Dictionary Database
By Oddity Software
 
1913 - Webster's Revised Unabridged Dictionary
By Noah Webster.
 
1914 - Nuttall's Standard dictionary of the English language
By Nuttall, P.Austin.

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acetyl group

  • the organic group of acetic acid (CH3CO-)
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