きん ばい菌 Common word JLPT N1 Wanikani level 45 Play audio LinksSentence search for ばい菌Sentence search for ばいきんSentence search for バイ菌Sentence search for 黴菌Kanji details for 菌Edit in JMdict Noun1. germ; germs; bacteria; bugColloquialNoun2. something dirty or harmful; verminfigurativeOther formsバイ菌 【ばいきん】、黴菌 【ばいきん】 Discussions Log in to talk about this word.