x-ra·di·a·tion | \ ˌeks-ˌrā-dē-ˈā-shən 
\
\Definition of x-radiation
1 : exposure to X-rays
2 : radiation composed of X-rays
Keep scrolling for more
Keep scrolling for more
Comments on x-radiation
What made you want to look up x-radiation? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Slippery Words Quiz—Changing with the Times
- What is an earlier meaning of nice?
Test your visual vocabulary with our 10-question challenge!
TAKE THE QUIZ
A daily challenge for crossword fanatics.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridgedWords at Play
Ask the Editors
Word Games
- Slippery Words Quiz—Changing with the Times
Do you know these earlier meanings of words?
Take the quiz - Words of Snow and Ice Quiz
A selection of words from the chillier parts of t...
Take the quiz - Name That Thing
Test your visual vocabulary with our 10-question ...
Take the quiz - Word Winder's CrossWinder Play the game
Share x-radiation
Time Traveler for x-radiation
The first known use of x-radiation was in 1896
See more words from the same year