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Webster 1913 Edition

‖

Noun.

[F.; akin to

tuyau

a pipe; of Teutonic origin. Cf.

A nozzle, mouthpiece, or fixture through which the blast is delivered to the interior of a blast furnace, or to the fire of a forge.

[Corruptly written also

tweer

, and

twier

Tuyère arch

the embrasure, in the wall of a blast furnace through which the tuyère enters.