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.

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

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

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.

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 …

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.

/ 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)

The word lesion is a general medical term used to describe any area of tissue that looks different from normal. A lesion can be caused by many things, including injury, infection, inflammation, or abnormal …

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