From deconfessionalise + -ation. <span class="searchmatch">deconfessionalisation</span> (uncountable) Non-Oxford British English standard spelling of deconfessionalization....
<span class="searchmatch">deconfessionalisation</span> From deconfessionalize + -ation. (UK) IPA(key): /diːkənˌfɛʃ(ə)nəlʌɪˈzeɪʃ(ə)n/ deconfessionalization (plural deconfessionalizations)...