JMdict: 1490270

病原 【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
病 Ill, Sick ビョウ, ヘイ や.む, -や.み, やまい
原 Meadow, Original, Primitive, Field, Plain, Prairie, Tundra, Wilderness ゲン はら