leonhard euler Leonese • leonhardite · · · Info · Definitions · Characters · · leonhard euler · · Text Common · · Latin · · Scripts 14 · · Length 6 · · Syllables Definitions · · · (noun) Swiss mathematician (1707-1783). Synonyms: Euler, Leonhard Euler. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 d latin small letter d U+0064 e latin small letter e U+0065 h latin small letter h U+0068 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 u latin small letter u U+0075