Meaning of the word radiation in English

What does radiation mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

radiation

US /ˌreɪ.diˈeɪ.ʃən/
UK /ˌreɪ.diˈeɪ.ʃən/
"radiation" picture

Noun

1.

the emission of energy as electromagnetic waves or as moving subatomic particles, especially high-energy particles that cause ionization

Example:
Exposure to high levels of radiation can be harmful.
The sun emits various forms of radiation, including ultraviolet light.
2.

the divergence of light or other electromagnetic radiation from a central point

Example:
The radiation of heat from the fireplace warmed the room.
The study focused on the radiation patterns of antennas.
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