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English-Thai Dictionary

caseharden

VT ทำให้ ผิวนอก แข็ง harden toughen tham-hai-phil-nok-kaeng

caseharden

VT ใจแข็ง ไม่ รู้สึก รู้ สา jai-kaeng

Webster's 1913 Dictionary

CASEHARDEN

CASEHARDEN Case "hard `en, v. t.

1. To subject to a process which converts the surface of iron into steel.

2. To render insensible to good influences.

CASEHARDENED

CASEHARDENED Case "hard `ened, a.

1. Having the surface hardened, as iron tools.

2. Hardened against, or insusceptible to, good influences; rendered callous by persistence in wrongdoing or resistance of good influences; -- said of persons.

CASEHARDENING

CASEHARDENING Case "hard `en *ing, n.

Defn: The act or process of converting the surface of iron into steel. Ure.

Note: Casehardening is now commonly effected by cementation with charcoal or other carbonizing material, the depth and degree of hardening (carbonization ) depending on the time during which the iron is exposed to the heat. See Cementation.