deterioration deteriorate • deteriorationist · · · Info · Definitions · Synonyms · Characters · · deterioration · · Text Latin · · Script 13 · · Length 5 · · Syllables Definitions · · · (noun) a symptom of reduced quality or strength. Synonyms: impairment. · · Noun Definition 1 (noun) process of changing to an inferior state. Synonyms: decline in quality, declension, worsening. · · Noun Definition 2 Synonyms · · · impairment · · Synonym 1 decline in quality · · Synonym 2 declension · · Synonym 3 worsening · · Synonym 4 Characters · · a latin small letter a U+0061 d latin small letter d U+0064 e latin small letter e U+0065 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 t latin small letter t U+0074