A hardened area of the skin (especially on the foot or hand) caused by repeated friction, wear or use.
A shining area on the frons of many species of Tabanomorpha (horse flies and relatives).
The material of repair in fractures of bone; a substance exuded at the site of fracture, which is at first soft or cartilaginous in consistency, but is ultimately converted into true bone and unites the fragments into a single piece.
The new formation over the end of a cutting, before it puts out rootlets.
To form such hardened tissue.
A shallow deformation in the surface of an object, produced by an impact.
A type of maize/corn with a relatively soft outer hull, and a soft type of starch that shrinks at maturity to leave an indentation in the surface of the kernel.
A sudden negative change, such as loss, damage, weakening, consumption or diminution, especially one produced by an external force, event or action
A slot or a wire in a reed
A minor impact or effect made upon something.
A tooth, as of a card, a gear wheel, etc.
To impact something, producing a dent.
To develop a dent or dents.