lesion

[ lee-zhuhn ]
See synonyms for lesion on Thesaurus.com
noun
  1. an injury; hurt; wound.

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

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

verb (used with object)
  1. to cause a lesion or lesions in.

Origin of lesion

1
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

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use lesion in a sentence

British Dictionary definitions for lesion

lesion

/ (ˈliːʒən) /


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

  2. an injury or wound

Origin of lesion

1
C15: via Old French from Late Latin laesiō injury, from Latin laedere to hurt

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012