Scab

Scab can refer to the following:

~ ~ ~ ~ ~ ~ ~ ~ ~ ~

• The crust covering a healing wound as a result of coagulation.
• A slang term for a strike-breaker. Also electronic scabbing, when computer networks are used to transfer work from a striking workforce to a non-striking one.
• Various animal and plant diseases, including:
• Fusarium head blight, a fungus disease found on small grain crops such as wheat.
• The scab disease in sheep
• A common skin disfigurement in the potato
• Black scab, a serious fungal infection of the potato