Last Updated
：2025/12/06
熱圏
Hiragana
ねっけん
Noun
Japanese Meaning
大気圏の上層部に位置し、高度約80kmから数百km以上までの層。太陽からの放射によって温度が非常に高くなる「熱圏」と呼ばれる大気の層。
Easy Japanese Meaning
大気のとても上のほうにあるそうでんけいやおーろらがあるところ
Sense（1）
(meteorology) the thermosphere
（ canonical ）
（ romanization ）
（ romanization ）
（ hiragana historical ）
（ hiragana ）
Quizzes for review
See correct answer
熱圏
See correct answer
The thermosphere is a part of the Earth's atmosphere, located above the stratosphere and the mesosphere.
The thermosphere is a part of the Earth's atmosphere, located above the stratosphere and the mesosphere.
See correct answer
熱圏は地球の大気の一部で、成層圏と中間圏の上に位置しています。
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