adjective Pathology.

(of certain tissues or organisms) sensitive to or destructible by various types of radiant energy, as x-rays, rays from radioactive material, or the like.

Nearby words

  1. radioprotection,
  2. radioreceptor,
  3. radioresistant,
  4. radioscope,
  5. radioscopy,
  6. radiosensitizer,
  7. radiosodium,
  8. radiosonde,
  9. radiostrontium,
  10. radiosymmetrical

Origin of radiosensitive

First recorded in 1915–20; radio- + sensitive

Related formsra·di·o·sen·si·tiv·i·ty, ra·di·o·sen·si·bil·i·ty [rey-dee-oh-sen-suh-bil-i-tee] /ˌreɪ di oʊˌsɛn səˈbɪl ɪ ti/, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for radiosensitive



affected by or sensitive to radiation
Derived Formsradiosensitively, adverbradiosensitivity, noun

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for radiosensitive




Sensitive to the action of radiation. Used especially of living structures.
Related formsra′di•o•sen′si•tivi•ty n.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.