ELECTRO-DYNAMICAL

\ɪlˌɛktɹə͡ʊda͡ɪnˈamɪkə͡l], \ɪlˌɛktɹə‍ʊda‍ɪnˈamɪkə‍l], \ɪ_l_ˌɛ_k_t_ɹ_əʊ_d_aɪ_n_ˈa_m_ɪ_k_əl]\
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2010 - New Age Dictionary Database
By Oddity Software
 
1913 - Webster's Revised Unabridged Dictionary
By Noah Webster.