Blight
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Blight
Blight (/blaɪt/) is a term used in the medical field to describe a condition that causes damage or withering in plants, often due to diseases or pests. The term is also used metaphorically to describe anything that harms or destroys.
Etymology
The term "blight" originated from the Old English word "blǣce" which means "blaze, flame, fire". It was later used to describe a disease that affects plants, causing them to wither and die.
Related Terms
- Disease: A particular abnormal condition that negatively affects the structure or function of all or part of an organism, and that is not due to any immediate external injury.
- Pest: Any animal or plant detrimental to humans or human concerns, especially one that damages crops, food, livestock, or spreads diseases.
- Pathogen: A bacterium, virus, or other microorganism that can cause disease.
- Fungus: Any member of the group of eukaryotic organisms that includes microorganisms such as yeasts and molds, as well as the more familiar mushrooms.
- Infection: The invasion of an organism's body tissues by disease-causing agents, their multiplication, and the reaction of host tissues to the infectious agents and the toxins they produce.
See Also
- Plant Pathology: The scientific study of diseases in plants caused by pathogens and environmental conditions.
- Agriculture: The science, art and practice of cultivating plants and livestock.
External links
- Medical encyclopedia article on Blight
- Wikipedia's article - Blight
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