Dictionary.com

orange rust

Save This Word!

noun Plant Pathology.
a disease of blackberries and raspberries, characterized by an orange, powdery mass of spores on the undersides of the leaves and stunted, misshapen foliage, caused by a rust fungus,Gymnoconia interstitialis.
QUIZ
QUIZ YOURSELF ON "IS" VS. "ARE"
"Is" it time for a new quiz? "Are" you ready? Then prove your excellent skills on using "is" vs. "are."
Question 1 of 7
IS and ARE are both forms of which verb?
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use orange rust in a sentence

FEEDBACK