JMdict: 1490270

病源 【びょうげん】

  1. [n,adj-no] origin of an illness; cause of a disease; pathogenesis; etiology
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Kanji in this word:

Kanji Meanings On Readings Kun Readings Grade
病 Ill, Sick ビョウ, ヘイ や.む, -や.み, やまい 3
源 Source, Origin ゲン みなもと 6