What is the meaning of Blight?

2. A diseased condition suffered by a plant; specifically, a complete and rapid chlorosis, browning, then death of plant tissues such as floral organs, leaves, branches, or twigs, especially one caused by a fungus; a mildew, a rust, a smut.
3. The cause of such a condition, often unseen but believed to be airborne; specifically, a bacterium, a virus, or (especially) a fungus; also, an aphid which attacks fruit trees.

A diseased condition suffered by a plant; specifically, a complete and rapid chlorosis, browning, then death of plant tissues such as floral organs, leaves, branches, or twigs, especially one caused by a fungus; a mildew, a rust, a smut.

The cause of such a condition, often unseen but believed to be airborne; specifically, a bacterium, a virus, or (especially) a fungus; also, an aphid which attacks fruit trees.

1. A state of cloudy, humid weather.
3. A diseased condition of the face or skin; specifically, bleeding under the conjunctiva of the eye, a form of skin rash, or a palsy of the face due to cold.

A state of cloudy, humid weather.

A diseased condition of the face or skin; specifically, bleeding under the conjunctiva of the eye, a form of skin rash, or a palsy of the face due to cold.

1. Something that impedes development or growth, or spoils any other aspect of life.

   Something that impedes development or growth, or spoils any other aspect of life.

   A rundown and unsightly condition of an urban area; also, such an area.

   1. To affect the fertility or growth of (a plant) with a blight (noun sense 1.1), especially one caused by a fungus; to blast, to mildew, to smut.

      To affect the fertility or growth of (a plant) with a blight (noun sense 1.1), especially one caused by a fungus; to blast, to mildew, to smut.

      To affect (a body part) with a disease.

      To impede the development or growth of (an aspect of life); to damage, to ruin, to spoil.

      Of a plant: to suffer blight (noun sense 1.1).

      Source: wiktionary.org