2
: an abnormal change in structure of an organ or part due to injury or disease
especially
: one that is circumscribed (see circumscribe sense 1) and well defined
Examples of lesion in a Sentence
Recent Examples on the Web
Other steroids like triamcinolone can be injected directly into the lesion.
—
Matt Fuchs, TIME, 26 Feb. 2025
The ultrasound showed three lesions on Violette's liver, initially prompting the team to schedule an MRI for the baby.
—Staff Author, People.com, 21 Feb. 2025
Scientists at the Kanazawa University Graduate School of Medical Sciences found a link between drinking green tea and having a smaller volume of white matter lesions on the brain.
—Michael Gfoeller and David H. Rundell, Newsweek, 15 Jan. 2025
Look for products free from harsh ingredients like alcohol, baking soda, parabens, dyes, and fragrances, which can trigger or irritate HS lesions.
—Lindsay Curtis, Health, 4 Jan. 2025
See All Example Sentences for lesion
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Matt Fuchs, TIME, 26 Feb. 2025
The ultrasound showed three lesions on Violette's liver, initially prompting the team to schedule an MRI for the baby.
—Staff Author, People.com, 21 Feb. 2025
Scientists at the Kanazawa University Graduate School of Medical Sciences found a link between drinking green tea and having a smaller volume of white matter lesions on the brain.
—Michael Gfoeller and David H. Rundell, Newsweek, 15 Jan. 2025
Look for products free from harsh ingredients like alcohol, baking soda, parabens, dyes, and fragrances, which can trigger or irritate HS lesions.
—Lindsay Curtis, Health, 4 Jan. 2025
See All Example Sentences for lesion
Cite this Entry
“Lesion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lesion. Accessed 12 Mar. 2025.
Copy CitationKids Definition
lesion
noun
le·sion
ˈlē-zhən 
: a change in the structure of a bodily organ or part due to injury or disease
especially
: an injured or diseased spot or area clearly marked off from healthy tissue around it
Medical Definition
Legal Definition
lesion
noun
le·sion
ˈlē-zhən
in the civil law of Louisiana
: loss from failure to receive a threshold amount or value (as one-half market value) for immovable property conveyed or transferred by a commutative contract (as a sale or exchange)
called also lesion beyond moiety
compare unjust enrichmentEtymology
Anglo-French, damage, injury, from Latin laesio, from laedere to injure
Love words? Need even more definitions?
Merriam-Webster unabridged
Share