- a fungous decay causing seasoned timber to become brittle and crumble to powder
- a similar fungous disease of plants, fruits, and vegetables
- any of various fungi causing such decay
- any internal moral or social decay, thought of as resulting generally from lack of new or progressive influences
See dry rot in American Heritage Dictionary 4
- A fungal disease that causes timber to become brittle and crumble into powder.
- A plant disease in which the plant tissue remains relatively dry while fungi invade and ultimately decay bulbs, fruits, or woody tissues.
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