|
Medical Definition of Pcb's
1. Polychlorinated biphenyls. A group of organic compounds. PCB's are highly toxic to aquatic life. They persist in the environment for long periods of time, and they are bioaccumulants. (05 Dec 1998)
|
1. Polychlorinated biphenyls. A group of organic compounds. PCB's are highly toxic to aquatic life. They persist in the environment for long periods of time, and they are bioaccumulants. (05 Dec 1998)