MedicalTerminology DB

Meaning of IORT: Radiation treatment aimed directly at a tumor during surgery.

Definition of IORT

Radiation treatment aimed directly at a tumor during surgery. Also called intraoperative radiation therapy.

Written and maintained by James Murray Last updated July 21, 2026 Educational reference, not medical advice. Read the limitations.

For learning, not diagnosis. This glossary provides general educational information and is not a substitute for advice from a qualified healthcare professional. If you may be experiencing a medical emergency, contact local emergency services.