Pronunciation: [dɪfˈɒʃən] (IPA)
Correct spelling for the English word "DEFOSSION" is [dɪfˈɒʃən], [dɪfˈɒʃən], [d_ɪ_f_ˈɒ_ʃ_ə_n] (IPA phonetic alphabet).
Correct spelling for DEFOSSION