or ra·di·o·log·ic

[ rey-dee-uh-loj-i-kuh l or rey-dee-uh-loj-ik ]
/ ˌreɪ di əˈlɒdʒ ɪ kəl or ˌreɪ di əˈlɒdʒ ɪk /


of or relating to radiology.
involving radioactive materials: radiological warfare.

Origin of radiological

First recorded in 1905–10; radiolog(y) + -ical

Related forms

ra·di·o·log·i·cal·ly, adverb Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for radiological

  • They're bringing a snootful of radiological hell, and that's the damned bayonet-line across the road.

    Way of a Rebel|Walter M. Miller
  • Shortening bread—big plans, something special, a radiological death-dish for the world.

    Way of a Rebel|Walter M. Miller
  • During the day, there were radiological disturbances originating in the atmosphere that made reception of the signals difficult.

    Tangle Hold|F. L. Wallace
  • There is a pathological laboratory in the hospital as well as an electrical and radiological one.

British Dictionary definitions for radiological


/ (ˌreɪdɪəˈlɒdʒɪkəl) /


of, relating to, or concerning radiology or the equipment used in radiology
of, relating to, or involving radioactive materialsradiological warfare

Derived Forms

radiologically, adverb
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