radiology

noun ra·di·ol·o·gy \ -jē \

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

Recent Examples of radiology from the Web

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.

First Known Use of radiology

1900


RADIOLOGY Defined for English Language Learners

radiology

noun

Definition of radiology for English Language Learners

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


Medical Dictionary

radiology

noun ra·di·ol·o·gy \ -jē \

medical Definition of radiology

plural radiologies
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


Seen and Heard

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

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

readily predictable

Get Word of the Day daily email!

Test Your Vocabulary

The Exceptions Quiz III

  • one-green-toy-robot-amidst-many-red-toy-robots
  • Which of these words does not mean "nonsense"?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!