lesion

American  

[lee-zhuhn] / ˈli ʒən /

noun

1. an injury; hurt; wound.

2. Pathology. any localized, abnormal structural change in the body.

3. Plant Pathology. any localized, defined area of diseased tissue, as a spot, canker, blister, or scab.

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verb (used with object)

1. to cause a lesion or lesions in.

lesion British  

/ ˈliːʒən /

noun

1. any structural change in a bodily part resulting from injury or disease

2. an injury or wound

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Etymology

Origin of lesion

First recorded in 1425–75; late Middle English, from Middle French, from Latin laesiōn-, stem of laesiō “injury,” from Latin laes(us) “harmed” (past participle of laedere “to harm”) + -iō -ion

Example Sentences

After Gary Woodland underwent surgery to remove a brain lesion in 2023, he struggled to regain the level that once made him a major champion.

From The Wall Street Journal

But even after the operation to remove a brain lesion—and once he returned to the tour—Woodland didn’t feel like himself.

From The Wall Street Journal

Leprosy often caused visible facial lesions that made sufferers stand out, while tuberculosis usually produced less obvious symptoms.

From Science Daily

Secondary goals in both relapsing multiple sclerosis studies showed statistically significant and clinically meaningful reductions in brain lesions, Roche said.

From The Wall Street Journal

Once present, the myCAFs and nerve cells interact inside pancreatic lesions, helping create conditions that support cancer growth.

From Science Daily

Related Words

• abrasion
• bruise
• contusion
• laceration
• sore