ECHINODERMATOUS

\ˌɛt͡ʃɪnˌə͡ʊdəmˈatəs], \ˌɛt‍ʃɪnˌə‍ʊdəmˈatəs], \ˌɛ_tʃ_ɪ_n_ˌəʊ_d_ə_m_ˈa_t_ə_s]\
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2010 - New Age Dictionary Database
By Oddity Software
 
1913 - Webster's Revised Unabridged Dictionary
By Noah Webster.