Español
Questions About Cancer? 1-800-4-CANCER
  • Print
  • Facebook
  • Twitter
  • Google+
  • Pinterest

NCI Dictionary of Cancer Terms


MeV linear accelerator  listen  (... LIH-nee-er ak-SEH-leh-RAY-ter)

  A machine that uses electricity to form a stream of fast-moving subatomic particles. This creates high-energy radiation that may be used to treat cancer. Also called linac, linear accelerator, and mega-voltage linear accelerator.