cortical. External, in contradistinction to other parts, in tissue or plant.

cosmetic. An agent or a means for beautifying the body.

counterirritant. Means or medications to produce irritation to relieve deeper congestion.

crepitus. The grating of fractured bones.

crisis. A sudden favorable change in the course of an acute disease.

cryptogam. A group of plants without flowers and without embryo—containing seeds.

cuneiform. A wedge-shaped bone found in the carpus (one) and in the tarsus (three).

cupping. Blood-abstraction by means of cupping-glasses.

curette (curet). Spoon-shaped instrument for scraping.

cutis. The skin.