A passage or transverse working that connects two adjacent working spaces, typically at right angles between parallel headings; a cross-passage.

Coal Mining. See quots. and cf. thirl, n.1 4.

a ventilating shaft in a mine.

A passage for air, esp. one for ventilation in a mine.

†(a) the opening at the top of the windpipe, the glottis; (b) an opening in brickwork for the passage of air; (c) the hole in the lower board of a…

a passage for ventilation in a mine; cf. airway, n. 1.

A wooden or leaden pipe to convey air into mines.

(a) Mining a ventilation passage for a mine; = airway, n. 1a (now rare); (b) a route taken through the air.

Mining. A channel or passage to provide ventilation made in a shaft by partitions of brickwork, boarding, etc.; = trumpeting, n. 2. Obsolete. rare.

A horizontal passage constructed in order to carry air to part of a mine; (also) †the construction of such a passage (obsolete). Cf. airhead, n. 1.

See quots. and cf. thirling, n.1 2.

Mining. A horizontal passage, airway, etc.; the length of this.

(a) a track or course habitually taken by the wind (nonce-use); (b) a passage for ventilation in a mine (Gresley Gloss. 1883).

(a) a ventilating passage in a mine, an air-way; (b) the narrow slit in an organ pipe through which the wind strikes upon the lip so as to make the…