is·lam·ize \ˈizləˌmīz, ˈislə-, iˈsläˌm-, iˈslaˌ-, iˈslȧˌ-\transitive verb (-ed/-ing/-s) Usage: often capitalized 1.: to make Islamic in quality, traits, or way of thinking or acting; especially: to convert to Islamism < Islamizing the religion of these semibarbarous hordes — P.K.Hitti > 2.: to bring under the control of Islam