Entry 1 sense Webster, 1913 Magnetization /măgˌ-nət-əz-āsh'-ən/ · Mag·net·i·za·tion · IPA /ˌmæɡ.nɪ.taɪˈzeɪ.ʃən/ 01 n. The act of magnetizing, or the state of being magnetized. 1. The act of magnetizing, or the state of being magnetized.