Uncertain. Perhaps from Middle English *bleighte, *bleȝte, from Old English blǣcþa (“leprosy”) (related to Old English blǣċo (“paleness, leprosy”) and blǣċe (“an itching skin-disease”)); or from Old Norse blikna (“to grow pallid”). Related to bleak.
- (phytopathology) Any of many plant diseases causing damage to, or the death of, leaves, fruit or other parts.
- The bacterium, virus or fungus that causes such a condition.
- (by extension) Anything that impedes growth or development or spoils any other aspect of life.
- (transitive) To affect with blight; to blast; to prevent the growth and fertility of.
- [This vapour] blasts vegetables, blights corn and fruit, and is sometimes injurious even to man.
- (intransitive) To suffer blight.
- This vine never blights.
- (transitive) To spoil or ruin (something).
- Those obscene tattoos are going to blight your job prospects.
- seared in heart and lone and blighted
- 1868, Anthony Trollope, He Knew He Was Right XI:
- ‘I need hardly explain to you that if you persist in this refusal you and I cannot continue to live together as man and wife. All my hopes and prospects in life will be blighted by such a separation.’