atavism atavic • atavist · · · Info · Definitions · Synonyms · Characters · · atavism · · Text Latin · · Script 7 · · Length 4 · · Syllables Definitions · · · (noun) a reappearance of an earlier characteristic. Synonyms: reversion, throwback. · · Noun Definition 1 Synonyms · · · reversion · · Synonym 1 throwback · · Synonym 2 Characters · · a latin small letter a U+0061 i latin small letter i U+0069 m latin small letter m U+006D s latin small letter s U+0073 t latin small letter t U+0074 v latin small letter v U+0076