DEDIFFERENTIATE

\dˌɛdɪfəɹˈɛnʃɪˌe͡ɪt], \dˌɛdɪfəɹˈɛnʃɪˌe‍ɪt], \d_ˌɛ_d_ɪ_f_ə_ɹ_ˈɛ_n_ʃ_ɪ__ˌeɪ_t]\
Sort: Oldest first
 
2006 - WordNet 3.0
By Princeton University
 
2011 - English Dictionary Database
By DataStellar Co., Ltd