Medical Definition of CalfCalf: The belly or fleshy hind part of the back of the leg below the knee. The calf is made up mainly of the gastrocnemius muscle. Pain in the calf is commonly caused by muscle strain, but can be caused by blood clots in veins of the legs. Last Editorial Review: 3/19/2012
Back to MedTerms online medical dictionary A-Z List Need help identifying pills and medications? |


