OBDUCTION

\ɒbdˈʌkʃən], \ɒbdˈʌkʃən], \ɒ_b_d_ˈʌ_k_ʃ_ə_n]\
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1914 - Nuttall's Standard dictionary of the English language
By Nuttall, P.Austin.
 
1916 - Appleton's medical dictionary
By Smith Ely Jelliffe