clinker

Meanings

Plural: clinkers

Noun

• a fragment of incombustible matter left after a wood or coal or charcoal fire
• a hard brick used as a paving stone
• A very hard brick used for paving customarily made in the Netherlands.
• A mass of bricks fused together by intense heat.
• Slag or ash produced by intense heat in a furnace, kiln or boiler that forms a hard residue upon cooling.
• An intermediate product in the manufacture of Portland cement, obtained by sintering limestone and alumino-silicate materials such as clay into nodules in a cement kiln.
• Hardened volcanic lava.
• A scum of oxide of iron formed in forging.
• Someone or something that clinks.
• fetters.
• A style of boatbuilding using overlapping planks.

Verb

• clear out the cinders and clinker from
  • "we clinkered the fire frequently"
• turn to clinker or form clinker under excessive heat in burning
• To convert or be converted into clinker.

Synonyms

cinder, clinker brick, Dutch clinker, lapstrake