Hypertext Webster Gateway: "cinder"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Slag \Slag\, n. (Metal.)
A product of smelting, containing, mostly as silicates, the
substances not sought to be produced as matte or metal, and
having a lower specific gravity than the latter; -- called
also, esp. in iron smelting, {cinder}. The slag of iron blast
furnaces is essentially silicate of calcium, magnesium, and
aluminium; that of lead and copper smelting furnaces contains
iron.
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Cinder \Cin"der\ (s[i^]n"d[~e]r), n. [AS. sinder slag, dross;
akin to Icel. sindr dross, Sw. sinder, G. sinter, D. sintel;
perh. influenced by F. cendre ashes, fr. L. cinis. Cf.
{Sinter}.]
1. Partly burned or vitrified coal, or other combustible, in
which fire is extinct.
2. A hot coal without flame; an ember. --Swift.
3. A scale thrown off in forging metal.
4. The slag of a furnace, or scoriaceous lava from a volcano.
{Cinder frame}, a framework of wire in front of the tubes of
a locomotive, to arrest the escape of cinders.
{Cinder notch} (Metal.), the opening in a blast furnace,
through which melted cinder flows out.
From WordNet (r) 1.7 (wn)
cinder
n : a fragment of incombustible matter left after a wood or coal
or charcoal fire [syn: {clinker}]
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