1) Sensitive 2) Sensitive to radiation 1) Sensitive 
Quickly injured by exposure to ionizing radiation.
Responsive to radiation therapy. ... (16 Dec 1997) ... 
Type: Term Pronunciation: rā′dē-ō-sen′si-tiv Definitions: 1. Readily affected by radiation.
Radiosensitive: Sensitive to X-rays and other forms of radiant energy. For example, a tumor may be radiosensitive, and therefore potentially treatable with radiation therapy. The opposite is radioinsensitive.
[adj] - sensitive to radiation
A cancer that responds well to radiotherapy is said to be radiosensitive.
adjective sensitive to radiation; `radiosensitive cancer cells can be treated with radiotherapy`