'carcinogen' definitions:
Definition of 'carcinogen'
(from WordNet)
noun
Any substance that produces cancer
Definition of 'carcinogen'
From: GCIDE
- carcinogen \car*cin"o*gen\ (k[aum]r*s[i^]n"[-o]*j[e^]n), n. Any substance that produces cancer; as, to test for carcinogens in the drinking water. [WordNet 1.5]