ra·​dio·​log·​i·​cal | \ ˌrā-dē-ə-ˈlä-ji-kəl How to pronounce radiological (audio) \
variants: or radiologic \ ˌrā-​dē-​ə-​ˈlä-​jik How to pronounce radiologic (audio) \

Definition of radiological

1 : of or relating to radiology
2 : of or relating to nuclear radiation

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Other Words from radiological

radiologically \ ˌrā-​dē-​ə-​ˈlä-​ji-​k(ə-​)lē How to pronounce radiologically (audio) \ adverb

Examples of radiological in a Sentence

Recent Examples on the Web The report underscores the three chemical, biological, radiological or nuclear terror plots in Europe in 2018 -- despite none in the previous four years. Fox News, "Islamist terror plots in Europe declining, but schemes getting more 'creative,' analysis says," 20 Aug. 2019 Vargas, a chemical, biological, radiological and nuclear specialist, is slated to serve a six-year term in a reserve unit stationed in New Jersey. Camilo Montoya-galvez, CBS News, "Soldier's immigrant mother could be among the last to benefit from program," 22 Aug. 2019 Environmental disasters include toxic air releases, spills into waterways, radiological leaks and even natural gas explosions. Andrew Clark, Indianapolis Star, "7 hospitalized after carbon monoxide leak at Beech Grove engineering facility," 14 Aug. 2019 Homeland Security is facing separate congressional scrutiny for efforts over the last two years to reduce or eliminate other programs intended to identify and block chemical, biological, radiological and nuclear threats posed by terrorists. David Willman, Los Angeles Times, "Lawmakers seek probe of controversial bioweapons defense system," 8 Aug. 2019 The lab said air testing has found routine radiological monitoring. NBC News, "Idaho nuclear facility to resume normal operations as wildfire threat diminishes," 25 July 2019 If legislators acted because of concerns about radiological safety, opponents said, that could violate the Atomic Energy Act, which says federal regulators not states have that responsibility. Washington Post, "Supreme Court upholds Virginia’s decades-old ban on uranium mining," 17 June 2019 Under the law, some cancers and other illnesses are assumed to be due to chemical or radiological exposures at Hanford unless that presumption can be rebutted by clear and convincing evidence. Hal Bernton, The Seattle Times, "Justice Department sues Washington state over law to compensate sick Hanford workers," 11 Dec. 2018 After excavation, radiological scans of the sidewall and floor soils will be conducted either at the site or after it is removed. J.k. Dineen,, "Navy releases plan to retest part of San Francisco shipyard after botched cleanup," 15 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'radiological.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of radiological

1905, in the meaning defined at sense 1

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Statistics for radiological

Last Updated

18 Oct 2019

Time Traveler for radiological

The first known use of radiological was in 1905

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More Definitions for radiological


ra·​dio·​log·​i·​cal | \ ˌrād-ē-ə-ˈläj-i-kəl How to pronounce radiological (audio) \
variants: or radiologic \ -​ik How to pronounce radiologic (audio) \

Medical Definition of radiological

1 : of or relating to radiology radiological treatment
2 : of or relating to especially nuclear radiation radiological physics specifically : producing or capable of producing casualties by nuclear radiation radiological hazards

Other Words from radiological

radiologically \ -​i-​k(ə-​)lē How to pronounce radiologically (audio) \ adverb

More from Merriam-Webster on radiological

Rhyming Dictionary: Words that rhyme with radiological

Comments on radiological

What made you want to look up radiological? Please tell us where you read or heard it (including the quote, if possible).


meddlesome, informal, or unofficial

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