archaicism archaically • archaism · · · Info · Definitions · Synonyms · Characters · · archaicism · · Text Latin · · Script 10 · · Length Definitions · · · (noun) the use of an archaic expression. Synonyms: archaism. · · Noun Definition 1 Synonyms · · · archaism · · Synonym 1 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 h latin small letter h U+0068 i latin small letter i U+0069 m latin small letter m U+006D r latin small letter r U+0072 s latin small letter s U+0073