radiological

adjective

ra·​dio·​log·​i·​cal ˌrā-dē-ə-ˈlä-ji-kəl 

variants or radiologic

ˌrā-dē-ə-ˈlä-jik 

1

: of or relating to radiology

2

: of or relating to nuclear radiation

radiologically

ˌrā-dē-ə-ˈlä-ji-k(ə-)lē 

adverb

Examples of radiological in a Sentence

Recent Examples on the Web

In 2003, the city of Chicago participated in TOPOFF 2, a national terrorism response exercise simulating a radiological attack in Seattle and the release of pneumonic plague in Chicago. —Lauren Buitta, Forbes.com, 3 Sep. 2025

On top of that, there’s a robust launch safety protocol already established for any radiological object. —Emily Waltz, IEEE Spectrum, 22 Aug. 2025

In other words, the company applied the same screening process used in GPT-4o to weed out potentially dangerous chemical, biological, radiological, and nuclear information before training. —Sharon Goldman, Fortune, 14 Aug. 2025

Todd Allen, chair of the University of Michigan’s department of nuclear engineering and radiological sciences, said that the latter two conditions – emergencies and new compliance requirements – are unlikely. —Calmatters, Oc Register, 12 Aug. 2025

Word History

First Known Use

1905, in the meaning defined at sense 1

Rhymes for radiological

• analogical
• astrological
• biological
• christological
• chronological
• cosmological
• cytological
• dialogical
• ecological
• ethnological
• ethological
• geological

Medical Definition

radiological

adjective

ra·​dio·​log·​i·​cal ˌrād-ē-ə-ˈläj-i-kəl 

variants or radiologic

-ik 

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

radiologically

-i-k(ə-)lē 

adverb