A lesion is any damage or abnormal change in the tissue of an organism, usually caused by injury or diseases. The term lesion is derived from the Latin laesio, meaning "injury". [1]

Dec 12, 2025 · A lesion is an abnormal tissue area that may appear as a blister, cyst, or tumor. Learn what each type means and when to seek medical help.

Lesion is a broad term, including wounds, sores, ulcers, tumors, cataracts, and any other tissue damage. They range from the skin sores associated with eczema to the changes in lung tissue that …

The meaning of LESION is injury, harm. How to use lesion in a sentence.

Sep 6, 2025 · The term "lesion" is used to describe any abnormal skin tissue, from birthmarks to tumors. Here's what you should know about the different types.

Demystify the medical term “lesion.” Learn the precise definition of abnormal tissue change, how it’s classified, and the primary categories of causes.

An area of abnormal or damaged tissue caused by injury, infection, or disease. A lesion can occur anywhere in or on the body, such as the skin, blood vessels, brain, and other organs.

LESION definition: an injury; hurt; wound. See examples of lesion used in a sentence.

/ ˈli·ʒən / Add to word list an injury to a person’s body or to an organ (Definition of lesion from the Cambridge Academic Content Dictionary © Cambridge University Press)

an area of damage to the skin or part of the body caused by injury or by illness. Definition of lesion noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, …