Home › Words › U › unchangeableunchangeable/ʌnˈt͡ʃeɪnd͡ʒəbəl/unchangeable means not changeable; incapable of being changed or of changing; immutable.unchangeable is pronounced /ʌnˈt͡ʃeɪnd͡ʒəbəl/.EtymologyInherited from Middle English unchaungeable; equivalent to un- + changeable.adjNot changeable; incapable of being changed or of changing; immutable.nounSomething that cannot be changed.Definitions & examples from Wiktionary (CC BY-SA 3.0).