Korean

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Etymology

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Sino-Korean word from (light) + (second)

Pronunciation

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Romanizations
Revised Romanization?gwangcho
Revised Romanization (translit.)?gwangcho
McCune–Reischauer?kwangch'o
Yale Romanization?kwangcho

Noun

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광초 (gwangcho) (hanja 光秒)

  1. (astronomy) light second