A cancer-causing substance.
Karcinogen, izazivač raka, koji stvara rak (lat.)
Any substance that produces cancer.
Any agent that increases the chance of a cell becoming cancerous (see cancer), including various chemical compounds, some viruses, X-rays, and other forms of ionizing radiation. The term is often used more narrowly to mean chemical carcinogens only.
Uzročnik raka, bolesti raka (grč.)