mildew

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mildew

/mil·dew/ (mil´doo) colloquialism for any superficial fungous growth on plants or any organic material.

mildew

[mil′dyo̅o̅]
a visible growth of any of numerous species of saprophytic fungi. Mildew causes discoloration and weakening of fabrics and fibers.

mildew

[AS. mildeaw]
Lay term for a discoloration or superficial coating on various materials caused by the growth of fungi. It occurs in damp conditions.

mildew

  1. a plant disease caused by a fungus.
  2. any fungus, such as Erysiphe, that causes cereal mildew.
  3. a fungus in the mycelial state, growing over a substrate without obvious fruiting bodies.