molecular. Pertaining to molecules.
molecule. The smallest possible unit of existence of any substance.
morphine. The chief narcotic principle of opium.
mortification. Death; gangrene.
mucous. Relating to mucous as in mucous membrane.
mucus. A clear viscid secretion of a mucous membrane, mucilagenous in character.
mummification. Dry gangrene.
myeloma. A tumor due to hyperplasia of the bone marrow.
myoma. A muscular tumor.
myxoma. A tumor of stellate or polyhedral cells in a matrix of mucin.