From Biology-Online Dictionary | Biology-Online Dictionary


1. The act of rubbing together; friction; the act of wearing by friction, or by rubbing substances together; abrasion. Effected by attrition of the inward stomach. (Arbuthnot)

2. The state of being worn.

3. Grief for sin arising only from fear of punishment or feelings of shame. See Contrition.

Origin: L. Attritio: cf. F. Attrition.