Dictionary.com Thesaurus.com

halo blight

American

noun

a disease of plants, characterized by small, necrotic leaf or fruit lesions surrounded by a yellowish, halolike band, caused by any of several bacteria of the genus Pseudomonas.

Etymology

Origin of halo blight

First recorded in 1915–20

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.