The new formation over the end of a cutting, before it puts out rootlets.
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.
A hardened area of the skin (especially on the foot or hand) caused by repeated friction, wear or use.
To form such hardened tissue.
A narrow opening such as a fissure or crack.
A narrow beam or patch of light admitted by such an opening.
A chip or dent in something metallic.
A slight sound as of metal objects touching each other; a clink.
A vulnerability or flaw in a protection system or in any otherwise formidable system.
To crack; to open.
To cause to open in cracks or fissures.
To cause to make a sharp metallic sound, as coins, small pieces of metal, etc., by bringing them into collision with each other.
To make a slight sound like that of metal objects touching.
To fill an opening such as the space between logs in a log house with chinking; to caulk.