corn smut
noun
a disease of corn caused by a fungus, Ustilago maydis, and characterized by blackish, powdery masses of spores on the affected parts of the plant.
Origin of corn smut
1First recorded in 1880–85
Words Nearby corn smut
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
British Dictionary definitions for corn smut
corn smut
noun
an ascomycetous parasitic fungus, Ustilago zeae, that causes gall-like deformations on maize grain
the condition produced by this fungus
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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