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光球 (こうきゅう) Japanese meaning | Kotomora

光こう球きゅう

こ

う

きゅ

う

Meanings

1

noun

photosphere

astronomy

Astronomical term for the visible surface of the sun or a star.

太たい陽ようの光こう球きゅうの温おん度どは約やく6000度どです。
The temperature of the sun's photosphere is about 6000 degrees.

Kanji

光ray, light
球ball, sphere

Etymology

Compound of 光 (light) and 球 (sphere), a straightforward calque of the English 'photosphere'.