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kernel smut

American  

noun

Plant Pathology.

  1. a disease of sorghum and other grasses in which the grains are replaced by the black spores of a smut fungus, especially of the genera Tilletia and Ustilago.

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.