- an injury; hurt; wound.
- Pathology. any localized, abnormal structural change in the body.
- Plant Pathology. any localized, defined area of diseased tissue, as a spot, canker, blister, or scab.
- to cause a lesion or lesions in.
Origin of lesion
Examples from the Web for lesion
Otherwise lacked discrete gross lesion, and the pulmonary vasculature was without note.Dr. Scarpetta Heads to Psych Ward
Daily Beast Promotions
February 23, 2009
The lesion in the lungs has disappeared, my heart is better.
The nature of the lesion is a point of paramount importance.Special Report on Diseases of the Horse
United States Department of Agriculture
The nature of the lesion appeared to vary with the direction of the wound.Surgical Experiences in South Africa, 1899-1900
George Henry Makins
If the States were sovereign, then this was a lesion of their sovereignty.History of the United Netherlands, 1586-89, Vol. II. Complete
John Lothrop Motley
Holst and Froelich described this lesion in one of their early communications.Scurvy Past and Present
Alfred Fabian Hess
- any structural change in a bodily part resulting from injury or disease
- an injury or wound
Word Origin and History for lesion
early 15c., from Middle French lesion, from Latin laesionem (nominative laesio) "injury," from past participle stem of laedere "to strike, hurt, damage," of unknown origin. Originally with reference to any sort of hurt, whether physical or not.
- A wound or an injury.
- A localized pathological change in a bodily organ or tissue.
- An infected or diseased patch of skin.