ra·​di·​ol·​o·​gy | \ ˌrā-dē-ˈä-lə-jē How to pronounce radiology (audio) \

Definition of radiology

1 : a branch of medicine concerned with the use of radiant energy (such as X-rays) or radioactive material in the diagnosis and treatment of disease
2 : the science of radioactive substances and high-energy radiations

Examples of radiology in a Sentence

Recent Examples on the Web The findings were published Tuesday in a study co-authored by Hawass and Dr. Sahar Saleem, a radiology professor at Cairo University’s department of medicine. NBC News, 28 Dec. 2021 Some elective procedures in surgery, cardiology and interventional radiology were temporarily stopped at that time. Julie Washington, cleveland, 20 Dec. 2021 Those efforts have caused some consternation in the radiology community. Washington Post, 16 Dec. 2021 Full-service radiology, CT, MRI and mammography services will be offered in the future. Callan Tansill-suddath,, 3 Dec. 2021 Mahoney said in talking with her radiology patients, the impact of the pandemic on their health lasts far longer than the six-week shutdown. Anne Saker, The Enquirer, 2 Jan. 2022 Going forward, consultations, laboratory orders, and radiology orders for patients in the OB ED will be treated in the same manner as those for all other patients in the emergency department. cleveland, 26 Nov. 2021 The Mirai model uses an artificial intelligence (AI) algorithm to predict breast cancer risk more accurately based on radiology images. Jennifer Kite-powell, Forbes, 6 Oct. 2021 But despite the proliferation of research and investment, AI products are still a hard sell for many radiology practices — even those at academic centers leading clinical research into deep learning. Katie Palmer, STAT, 5 Dec. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'radiology.' 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 radiology

1900, in the meaning defined at sense 1

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Time Traveler for radiology

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The first known use of radiology was in 1900

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Last Updated

19 Jan 2022

Cite this Entry

“Radiology.” Dictionary, Merriam-Webster, Accessed 25 Jan. 2022.

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English Language Learners Definition of radiology

: a branch of medicine that uses some forms of radiation (such as X-rays) to diagnose and treat diseases


ra·​di·​ol·​o·​gy | \ -jē How to pronounce radiology (audio) \
plural radiologies

Medical Definition of radiology

1 : the science of radioactive substances and high-energy radiations
2 : a branch of medicine concerned with the use of radiant energy (as X-rays or ultrasound) in the diagnosis and treatment of disease

More from Merriam-Webster on radiology

Nglish: Translation of radiology for Spanish Speakers

Britannica English: Translation of radiology for Arabic Speakers Encyclopedia article about radiology


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