McCollum Mc·Col·lum (mə-kŏl’əm), Elmer. 1879-1967.
American biochemist and nutritionist who first classified vitamins, distinguishing between fat-soluble (A) vitamins and water-soluble (B) vitamins.
[muh-kohm] /məˈkoʊm/ noun 1. a town in S Mississippi.
/məˈkɑnəl/ noun 1. Jack (Wilson), Baron. born 1960, Scottish Labour politician; first minister of the Scottish Parliament (2001–07) Irish surname, from Irish mac “son of” + Conall, from Celt. kunovalos “high-powerful.”
[muh-kawr-mik] /məˈkɔr mɪk/ noun 1. John, 1884–1945, U.S. tenor, born in Ireland. 2. John William, 1891–1980, U.S. politician: Speaker of the House 1962–70. /məˈkɔːmæk/ noun 1. John. 1884–1945, Irish tenor: became US citizen 1919
[muh-krey] /məˈkreɪ/ noun 1. John, 1872–1918, Canadian physician, soldier, and poet.