radiation

noun/ˌreɪdiˈeɪʃən/

Frequency rank: #2,937 of 20,003 in the WORDED list (wordfreq data)

Meaning

Energy sent out as waves or particles, such as from the sun or nuclear material.

Illustration for the English word “radiation”

Example sentence

The scientist measured the levels of dangerous radiation coming from the nuclear reactor.

Synonyms & related words

More words in ranks 2,901–3,000