Definition of lesion in English:

lesion

Syllabification: le·sion
Pronunciation: /ˈlēZHən
 
/

noun

chiefly Medicine
A region in an organ or tissue that has suffered damage through injury or disease, such as a wound, ulcer, abscess, tumor, etc.
More example sentences
  • We also recorded the presence and severity of scabies, abscesses, and fungal lesions.
  • It was felt the likely cause of the abscess was an open lesion from the patient's severe eczema.
  • The most common presenting lesions are papules, vesicles, pustules, and nodules.
Synonyms
wound, injury, bruise, abrasion, contusion;
ulcer, ulceration, sore, running sore, abscess;
Medicine trauma

Origin

late Middle English: via Old French from Latin laesio(n-), from laedere 'injure'.

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