Metallurgy. In a furnace: a pit or receptacle used to collect molten metal. Obsolete. rare.

A thin structure dividing or partitioning the interior of a furnace, flue, etc. (see quots.). Also (Joinery): = cross-tongue, n.

an open furnace mouth at which a globular mass of glass is softened and partially flattened during the production of crown glass.

dialect form of trundle, n. Also in combination trunnel-head n. U.S. a circular plate or disc at the head of a coke-oven or in a furnace. trunnel-hole…

Metallurgy. A cubical block of iron used to fill a space between other structures in a smelting furnace, esp. at each end of a fore-stone. Obsolete.

technical. The inner portion of a steel furnace.

A hole or cavity containing or intended to contain a liquid for a specific purpose. Metallurgy. A cavity at the bottom of a furnace into which…

A small opening in the side of a glass furnace providing access for withdrawing samples of molten glass, reheating blown glass, etc. Obsolete.

a mass of rock that interrupts a vein of ore; also, the front cross-piece of a blast furnace.

A projecting part which is open at the end; a hollow opening. = nose-hole, n. 2. Obsolete. rare.

a carriage which supports the tongs used in glass-making, foundry-work, and the like.

(a) the top of a shaft- or blast furnace; (b) the point to which the construction of a tunnel has progressed.

Glass-making. (See quots.)