Last Updated
：2026/01/07
放射冷却
Hiragana
ほうしゃれいきゃく
Noun
Japanese Meaning
物体が電磁波としてエネルギーを放出することで温度が低下する現象。特に、晴天で風の弱い夜間に地表や地表付近の空気の温度が下がる現象を指す。
Easy Japanese Meaning
ちきゅうやものがあたたかさを空に出して、よるに気温がさがること
Chinese (Simplified) Meaning
物体通过电磁辐射散失热量而冷却的过程 / 大气或地表在晴空条件下因向外长波辐射而降温的现象 / 天体或行星通过辐射能量降低温度的机制
Chinese (Traditional) Meaning
輻射冷卻 / 物體藉由向外輻射熱能而降溫的過程
Korean Meaning
전자기 복사로 열을 방출해 온도가 낮아지는 현상 / 밤에 지표가 복사로 식어 기온이 떨어지는 기상 현상
Vietnamese Meaning
sự làm mát do bức xạ / sự nguội đi do phát xạ nhiệt / sự giảm nhiệt của bề mặt (nhất là về đêm) do bức xạ
Tagalog Meaning
pagpapalamig sa pamamagitan ng radyasyon / paglamig ng bagay dahil sa paglalabas ng init bilang radyasyon / gabing paglamig ng lupa dahil sa pagbuga ng init sa kalawakan
Sense（1）
(physics) radiative cooling
（ canonical ）
（ romanization ）
（ romanization ）
（ hiragana historical ）
（ hiragana ）
Quizzes for review
See correct answer
放射冷却
See correct answer
A cooling device utilizing the principle of radiative cooling has been developed.
A cooling device utilizing the principle of radiative cooling has been developed.
See correct answer
放射冷却の原理を利用した冷却装置が開発されました。
Japanese - English
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