— chemoprophylactic /kee'moh proh'feuh lak"tik, kem'oh-/ , adj.
/kee'moh proh'feuh lak"sis, -prof'euh-, kem'oh-/ , n.
prevention of disease by means of chemical agents or drugs or by food nutrients. Also called chemoprevention /kee'moh pri ven"sheuhn/ .
[ 1935-40; CHEMO- + PROPHYLAXIS ]