Rot, n.
 1. Process of rotting; decay; putrefaction.
 2. Bot. A disease or decay in fruits, leaves, or wood, supposed to be caused by minute fungi. See Bitter rot, Black rot, etc., below.
 3.  A fatal distemper which attacks sheep and sometimes other animals. It is due to the presence of a parasitic worm in the liver or gall bladder. See 1st Fluke, 2.
    His cattle must of rot and murrain die.   --Milton.
 Bitter rot Bot., a disease of apples, caused by the fungus Glaeosporium fructigenum. --F. L. Scribner.
 Black rot Bot., a disease of grapevines, attacking the leaves and fruit, caused by the fungus Laestadia Bidwellii. --F. L. Scribner.
 Dry rot Bot. See under Dry.
 Grinder's rot Med. See under Grinder.
 Potato rot. Bot. See under Potato.
 White rot Bot., a disease of grapes, first appearing in whitish pustules on the fruit, caused by the fungus Coniothyrium diplodiella. --F. L. Scribner.

 ◄ ►


 black rot
      n : a fungous disease causing darkening and decay of the leaves
          of fruits and vegetables