betterment betterly • bettermost · · · Info · Definitions · Synonyms · Characters · · betterment · · Text Latin · · Script 10 · · Length Definitions · · · (noun) a change for the better; progress in development. Synonyms: improvement, advance. · · Noun Definition 1 (noun) an improvement that adds to the value of a property or facility. · · Noun Definition 2 (noun) the act of relieving ills and changing for the better. Synonyms: amelioration, melioration. · · Noun Definition 3 Synonyms · · · improvement · · Synonym 1 advance · · Synonym 2 amelioration · · Synonym 3 melioration · · Synonym 4 Characters · · b latin small letter b U+0062 e latin small letter e U+0065 m latin small letter m U+006D n latin small letter n U+006E r latin small letter r U+0072 t latin small letter t U+0074