JMdict: 1477360

発光 【はっこう】

  1. [n,vs,vi] emission (of light); radiation (of light); luminescence
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Kanji in this word:

Kanji Meanings On Readings Kun Readings Grade
発 Departure, Discharge, Publish, Emit, Start From, Disclose, Counter For Gunshots ハツ, ホツ た.つ, あば.く, おこ.る, つか.わす, はな.つ 3
光 Ray, Light コウ ひか.る, ひかり 2