charcoal rot

noun

Definition of charcoal rot

  1. :  a disease of plants that is common in the southern U.S. and destructive to sweet and white potatoes and to corn and is caused by a fungus (Macrophomina phaseoli) which attacks the lower stem and roots destroying much of the tissues and forming myriads of tiny black sclerotia on what remains

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Join MWU now and get access to America’s largest dictionary, with:

  • 300,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Seen and Heard

What made you want to look up charcoal rot? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

a trip made at another's expense

Get Word of the Day daily email!