Last Updated
：2025/11/19
radiation
IPA(Pronunciation)
Noun
countable
uncountable
Japanese Meaning
物体や表面からエネルギー、光、粒子などが放出される現象を指す。 / 特定の点または面から発生する光線のようなものの放射、あるいは放散。 / 波や粒子が放たれる現象、すなわち電磁波やその他の粒子が外部へ伝わる過程。 / 放射によってエネルギーが伝達される現象や仕組み。 / 放射性物質から放出されるエネルギー、つまり放射線としての意味。
Sense（4）
Sense（5）
（ plural ）
Quizzes for review
The shooting forth of anything from a point or surface, like diverging rays of light. / The process of radiating waves or particles. / The transfer of energy via radiation. / Radioactive energy.
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See correct answer
radiation
At sunrise the radiation from the horizon painted the valley with long golden beams.
See correct answer
At sunrise the radiation from the horizon painted the valley with long golden beams.
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