irreversibility irreverently • irreversible · · · Info · Definitions · Antonyms · Characters · · irreversibility · · Text Latin · · Script 15 · · Length 7 · · Syllables Definitions · · · (noun) the quality of being irreversible (once done it cannot be changed). · · Noun Definition 1 Antonyms · · · reversibility · · Antonym 0 Characters · · b latin small letter b U+0062 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 v latin small letter v U+0076 y latin small letter y U+0079