Hypertext Webster Gateway: "clinker"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Clinker \Clink"er\ (kl[i^][ng]k"[~e]r), n. [From clink; cf. D.
clinker a brick which is so hard that it makes a sonorous
sound, from clinken to clink. Cf. {Clinkstone}.]
1. A mass composed of several bricks run together by the
action of the fire in the kiln.
2. Scoria or vitrified incombustible matter, formed in a
grate or furnace where anthracite coal in used; vitrified
or burnt matter ejected from a volcano; slag.
3. A scale of oxide of iron, formed in forging.
4. A kind of brick. See {Dutch clinker}, under {Dutch}.
From WordNet (r) 1.7 (wn)
clinker
n 1: a fragment of incombustible matter left after a wood or coal
or charcoal fire [syn: {cinder}]
2: a hard brick used as a paving stone [syn: {clinker brick}]
v 1: clear out the cinders and clinker from: "we clinkered the
fire frequently"
2: turn to clinker or form clinker under excessive heat in
burning
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