acorus calamus Acorus • acosmic · · · Info · Definitions · Synonyms · Characters · · acorus calamus · · Text Common · · Latin · · Scripts 14 · · Length 6 · · Syllables Definitions · · · (noun) perennial marsh plant having swordlike leaves and aromatic roots. Synonyms: sweet flag, calamus, sweet calamus, myrtle flag, flagroot, Acorus calamus. · · Noun Definition 1 Synonyms · · · sweet flag · · Synonym 1 calamus · · Synonym 2 sweet calamus · · Synonym 3 myrtle flag · · Synonym 4 flagroot · · Synonym 5 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 l latin small letter l U+006C m latin small letter m U+006D o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073 u latin small letter u U+0075