Ma'anar ƙamus na kalmar "fungicides" wani abu ne ko sinadari da ake amfani da shi don kashewa ko sarrafa tsirowar fungi ko fungi. Wani nau'in maganin kashe kwari ne wanda ke yin hari musamman na fungi kuma ana amfani dashi don kare amfanin gona, tsirrai, da sauran kwayoyin halitta daga cututtukan fungal da cututtuka. Ana iya amfani da fungicides a ƙasa ko a saman shuka kuma ana iya amfani da su don rigakafi ko don magance cututtukan fungal da ke akwai.