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Definitions

radiation

[rey-dee-ey-shuhn] / ˌreɪ diˈeɪ ʃən /




Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

If astronauts had been exposed during a lunar mission, they could have faced lethal radiation levels.

From Science Daily • May 14, 2026

For now, orbital data centers remain much more expensive than those built on Earth, and issues like those caused by space radiation need to be mitigated.

From MarketWatch • May 12, 2026

“They’re really blasting you with these super physiological doses of UV radiation that you couldn’t even find in a natural environment,” he said.

From Los Angeles Times • May 6, 2026

When she first discovered a lump in her left breast, she had a lumpectomy to remove it, then went through radiation.

From The Wall Street Journal • May 4, 2026

Dangerous radiation can’t be seen, felt, smelled, or heard, making it a particularly creepy hazard.

From "Meltdown" by Deirdre Langeland




Vocabulary lists containing radiation


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