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

Non-radiological operations have already begun on site, while the start of radiological activities is expected later this year, pending regulatory approval. — Bojan Stojkovski, Interesting Engineering, 20 June 2026

One of the more startling nuggets the doc reveals concerns Paul Bateson, the former radiological technician convicted of Verrill’s murder. — David Rooney, HollywoodReporter, 6 June 2026

No one immediately claimed responsibility for the attack, which caused no radiological release nor injuries, authorities in the UAE's capital, Abu Dhabi, said. — Alex Sundby, CBS News, 18 May 2026

The media office said there were no injuries and no impact on radiological safety levels. — Molly Parks, The Washington Examiner, 17 May 2026

Word History

First Known Use

1905, in the meaning defined at sense 1

Rhymes for radiological

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

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