| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
| a chattering or flighty, light-headed person. |
carcinogen car·cin·o·gen (kär-sĭn'ə-jən, kär'sə-nə-jěn')
n.
A cancer-causing substance or agent.
| carcinogen (kär-sĭn'ə-jən) Pronunciation Key
A substance or agent that can cause cells to become cancerous by altering their genetic structure so that they multiply continuously and become malignant. Asbestos, DDT, and tobacco smoke are examples of carcinogens. |
A descriptive term for things capable of causing cancer.