熱圈

See also: 熱圏

Japanese

Kanji in this term
熱	圈
ねつ Grade: 4	けん Jinmeiyō
goon	kan’on

For pronunciation and definitions of 熱圈 – see the following entry.

【熱圏ねつけん】 [noun] (meteorology) the thermosphere

(This term, 熱圈, is the kyūjitai of the above term.)