lesion

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lesionabrasion, Australasian, equation, Eurasian, evasion, invasion, occasion, persuasion, pervasion, suasion, Vespasianadhesion, cohesion, Friesian, lesion •circumcision, collision, concision, decision, derision, division, elision, envision, excision, imprecision, incision, misprision, precisian, precision, provision, scission, vision •subdivision • television • Eurovision •LaserVision •corrosion, eclosion, erosion, explosion, implosion •allusion, collusion, conclusion, confusion, contusion, delusion, diffusion, effusion, exclusion, extrusion, fusion, illusion, inclusion, interfusion, intrusion, obtrusion, occlusion, preclusion, profusion, prolusion, protrusion, reclusion, seclusion, suffusion, transfusion •Monaghan • Belgian •Bajan, Cajun, contagion, TrajanGlaswegian, legion, Norwegian, region •irreligion, religion •Injun • Harijan • oxygen • antigen •sojourn • donjon • Georgian •theologian, Trojan •Rügen •bludgeon, curmudgeon, dudgeon, gudgeon, trudgen •dungeon • glycogen • halogen •collagen • Imogen • carcinogen •hallucinogen • androgen •oestrogen (US estrogen) •hydrogen • nitrogen •burgeon, sturgeon, surgeon

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le·sion / ˈlēzhən/ • n. chiefly Med. a region in an organ or tissue that has suffered damage through injury or disease, such as a wound, ulcer, abscess, tumor, etc.

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lesion A structural abnormality of any type in some part of the body. A lesion may be congenital (present from birth) or subsequently acquired. Within the acquired category a lesion may be traumatic (wound, burn, fracture), inflammatory (infective or toxic) degenerative (e.g. osteoarthritis, arteriosclerosis), or neoplastic (benign or malignant growth).

Stuart Judge

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lesion XV. — (O)F. lésion — L. læsiō, -ōn-, f. lædere, læs- injure, hurt; see -SION.

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lesion (lee-zhŏn) n. a zone of tissue with impaired function as a result of damage by disease or wounding.

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