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Pronunciation: skrap'e, skra'pe

Definition: A communicable spongiform encephalopathy of the central nervous system of sheep and goats caused by a prion and characterized by a very long incubation period followed by pruritus, abnormalities of gait, and invariably death; it resembles Creutzfeldt-Jakob disease and kuru in humans.

[from scraping by affected animals against objects to relieve itching]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.