john macleod john lyly • john major · · · Info · Definitions · Characters · · john macleod · · Text Common · · Latin · · Scripts 12 · · Length 4 · · Syllables Definitions · · · (noun) Scottish physiologist who directed the research by F. G. Banting and C. H. Best that led to the discovery of insulin (1876-1935). Synonyms: Macleod, John Macleod, John James Rickard Macleod. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 h latin small letter h U+0068 j latin small letter j U+006A l latin small letter l U+006C m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F