Radiation

9 lettersnouncommon

Updated June 2026

Definition

The emission of energy as electromagnetic waves or moving subatomic particles. Can refer to heat, light, or radioactive emissions that travel through space.

“Patients wore protective equipment to minimise exposure to radiation during treatment.”

Pronunciation

IPA

/ˌreɪ.di.ˈeɪ.ʃən/

Syllables

ra·di·a·tion

Related Words

Synonyms

emission energy wavesradioactivity

Word Game Tips

🟩

Wordle

Contains 'RAD' opening and '-IATION' ending; watch for double 'I'

🔤

Scrabble

Worth 10 points; strategic placement of 'D' maximises value

Words Related to Radiation

Words you can make from Radiation

Shorter words formed from the letters in “radiation”.

adrian aaron adati adion adorn ainoi airan andia andor anita anoia antar antra aorta arado arain arati arian arioi arion ariot aroid atria daint

Explore Similar Words

9-letter words starting with R 9-letter words ending with N All 9-letter words 8-letter words 10-letter words All word lists

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Dictionary References

Look up radiation in an authoritative dictionary for full definitions, pronunciation, and etymology.

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