Dictionary of Cancer Terms
View in Spanish: Electrodo
Electrode (ee-LEK-trode)
In medicine, a device such as a small metal plate or needle that carries electricity from an instrument to a patient for treatment or surgery. Electrodes can also carry electrical signals from muscles, brain, heart, skin, or other body parts to recording devices to help diagnose certain conditions.
Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.