A kind of small charcoal used for roasting ore.
To cover with brass, or as with brass.
To join two metal pieces, without melting them, using heat and diffusion of a jointing alloy of capillary thickness.
To inure; to strengthen; to make hardy or robust.
To harden or to grow hard.
To make callous or unfeeling.
Hardened, obstinate, unfeeling, callous.