ephemerae Ephemera • ephemeral · · · Info · Definitions · Characters · · ephemerae · · Text Latin · · Script 9 · · Length 3 · · Syllables Definitions · · · (noun) something transitory; lasting a day. Synonyms: ephemera. · · Noun Definition 1 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 h latin small letter h U+0068 m latin small letter m U+006D p latin small letter p U+0070 r latin small letter r U+0072