/duy meth'euhl nuy troh"seuh meen', -nuy'trohs am"in/ , n. Chem.
a yellow, water-soluble carcinogenic liquid, C 2 H 6 N 2 O, found in tobacco smoke and certain foods: known to be a potent carcinogen. Abbr.: DMN, DMNA
[ 1960-65; DIMETHYL + NITROSAMINE ]