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太陽鏡 (たいようきょう) Japanese meaning | Kotomora

太たい陽よう鏡きょう

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よ

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きょ

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Meanings

1

noun

Technical term for an instrument used to observe the sun, especially in astronomy. Not an everyday word.

太たい陽よう鏡きょうを使つかって黒こく点てんを観かん測そくした。
We observed sunspots using a helioscope.

Kanji

太plump, thick, big around
陽sunshine, yang principle, positive
鏡mirror, speculum, barrel-head

Etymology

Compound of 太陽 (taiyō, 'sun') and 鏡 (kyō, 'mirror' or 'scope'), literally 'sun mirror/scope'. The exact historical derivation is uncertain; the term is a modern technical coinage.