white rot

noun

Definition of white rot

  1. 1 :  any of several plants (as marsh pennywort and butterwort) formerly held to produce rot in sheep

  2. 2a :  a disease of grapes caused by an imperfect fungus (Coniothyrium diplodiella) that produces white or grayish brown-bordered spots on young shoots and fruit b :  any of several wood rots of various trees caused chiefly by fungi of the genus Fomes c :  a fungal rot of onions, garlic, shallots, and related plants caused by a fungus (Sclerotinia cepivorum) and characterized by production of abundant white mycelium

  3. 3 :  a watery spoiled condition of eggs in which the white is mixed with the yolk; also :  an egg so spoiled

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1597

First Known Use of white rot

1597


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