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scab

noun (SKIN COVERING)
 
 
/skæb/

Definition

[C] a rough surface made of dried blood that forms over a cut or broken skin while it is healing → Compare scar nounSkin complaints and blemishes [U] a plant or animal disease that causes rough areas on the skinPlant pathologySkin complaints and blemishes
(Definition of scab noun (SKIN COVERING) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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