cilice

Meanings

1. A garment or undergarment made of coarse cloth or animal hair worn close to the skin used by members of various Christian traditions as a self-imposed means of penance (repentance) and mortification of the flesh.
2. A leather strap studded with metallic barbs that cut into flesh as a constant reminder of Christ's suffering.

Etymology

From French cilice, from Latin cilicium (“clothing made of goatskin”), from Cilicia where it originates from.