- 1[countable] a hard dry covering that forms over a wound as it heals
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- 2[uncountable] a disease of plants, especially apples and potatoes, that causes a rough surface
- 3[countable] (informal) (disapproving) a worker who refuses to join a strike or takes the place of someone on strike
- 4[uncountable] a skin disease of animals
Check pronunciation: scab