A callus is a thickened and hardened area of skin that forms due to regular pressure or friction. It's your body's way of protecting the skin from too much rubbing or irritation.
Sentences with «callus»
Sleeping on hard surfaces can lead to the formation of calluses on your dog's elbows. (dogspot.in)
thanks for your motivation My girlfriend start blaming you because of calluses on my hands haha (barbrothersgroningen.com)
Similarly, dogs often develop calluses on their elbows and along their legs. (second-opinion-doc.com)