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 sudden sharp pain.
A pinch; a tweak; a twitch.
To have a sudden, sharp, local pain, like a twitch; to suffer a keen, darting, or shooting pain.
To affect with a sharp, sudden pain; to torment with pinching or sharp pains.
To pull with a twitch; to pinch; to tweak.