JMdict: 1263230

減衰 【げんすい】

  1. [n,vs,vi] attenuation; damping; decay
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Kanji in this word:

Kanji Meanings On Readings Kun Readings Grade
減 Dwindle, Decrease, Reduce, Decline, Curtail, Get Hungry ゲン へ.る, へ.らす 5
衰 Decline, Wane, Weaken スイ おとろ.える