callus

/ˈkæləs/
noun
  1. A thick, hard area of skin that forms where there is repeated rubbing or pressure.
    • Wearing tight shoes can cause a painful callus on your toe.
    • The guitarist had a callus on his fingertip from pressing the strings.
    • After weeks of gardening without gloves, she developed a callus on her palm.
  2. A hardened or thickened area on a plant, usually formed at a wound or cut.
    • The cactus grew a callus to protect the damaged area.
    • The tree formed a callus over the branch that was pruned.
    • Gardeners often see a callus develop where a stem has been cut.
  3. A mass of hard tissue that forms around a broken bone as it heals.
    • The X-ray showed a callus forming around the fracture.
    • Doctors monitor the callus to make sure the bone is healing properly.
    • After six weeks, a strong callus had developed at the break site.
Synonyms
verb
  1. To form or develop a callus (a hard, thick area of skin or plant tissue).
    • His hands callused from years of manual labor.
    • The plant stem callused over after the cut was made.
    • If you keep rowing without gloves, your palms will callus.
What does "callus" mean? | whatsthatwordmean | whatsthatwordmean