Entry 1 sense Webster, 1913 Nominalize · Nom·i·nal·ize · IPA /ˈnɑmənəlaɪz/ 01 v. t. To convert into a noun; as, a nominalized sentence; a nominalized adjective or verb. 1. To convert into a noun; as, a nominalized sentence; a nominalized adjective or verb.(Grammar, Linguistics)