noun
mildew; white mold
General term for white mold or mildew, often found on food, walls, or organic matter.
パンに白カビが生えた。
White mold grew on the bread.
noun
white mold (Penicillium camemberti)
Specifically refers to the white mold used in cheese production, such as on Camembert or Brie.
カマンベールチーズの表面は白カビで覆われている。
The surface of Camembert cheese is covered with white mold.
Compound of 白 (しろ, 'white') and カビ (かび, 'mold').