UNEXPLORATORY

\ˌʌnɛksplˈɔːɹətəɹˌi], \ˌʌnɛksplˈɔːɹətəɹˌi], \ˌʌ_n_ɛ_k_s_p_l_ˈɔː_ɹ_ə_t_ə_ɹ_ˌi]\
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2006 - WordNet 3.0
By Princeton University
 
2011 - English Dictionary Database
By DataStellar Co., Ltd