ALL meanings of caseharden
case·hard·en
C c - verb transitive caseharden to form a hard, thin surface on (an iron alloy) 3
- verb transitive caseharden to make callous or unfeeling 3
- noun caseharden To harden the surface of iron or steel by infusing carbon into the surface layer. 1
- verb with object caseharden Metallurgy. to make the outside surface of (an alloy having an iron base) hard by carburizing and heat treatment, leaving the interior tough and ductile. 1
- verb with object caseharden to harden in spirit so as to render insensible or insensitive to external impressions or influences; make callous. 1
- verb caseharden (by extension) To make insensitive to hardship. 0