/ Dictionary / Index F fusarium wilt: Meaning and Definition of Find definitions for: fusar'ium wilt" Pronunciation: [key] a disease of plants, characterized by damping-off, wilting, and a brown dry rot, caused by fungi of the genus Fusarium. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. fusarium fuscous Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language