Definition of tunnel

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Tunnel (n. .) An artificial passage or archway for conducting canals or railroads under elevated ground, for the formation of roads under rivers or canals, and the construction of sewers, drains, and the like..

Lern More About Tunnel

Midfeather :: Midfeather (n.) A support for the center of a tunnel.
Tun-dish :: Tun-dish (n.) A tunnel.
Poling :: Poling (n.) One of the poles or planks used in upholding the side earth in excavating a tunnel, ditch, etc..
Funnelform :: Funnelform (a.) Having the form of a funnel, or tunnel; that is, expanding gradually from the bottom upward, as the corolla of some flowers; infundibuliform..
Mine :: Mine (v. i.) A cavity or tunnel made under a fortification or other work, for the purpose of blowing up the superstructure with some explosive agent..
Tunnel :: Tunnel (v. t.) To make an opening, or a passageway, through or under; as, to tunnel a mountain; to tunnel a river..
Drift :: Drift (n.) A passage driven or cut between shaft and shaft; a driftway; a small subterranean gallery; an adit or tunnel.
Adit :: Adit (n.) An entrance or passage. Specifically: The nearly horizontal opening by which a mine is entered, or by which water and ores are carried away; -- called also drift and tunnel..
Mine :: Mine (v. i.) To form subterraneous tunnel or hole; to form a burrow or lodge in the earth; as, the mining cony..
Drive :: Drive (v. t.) To dig Horizontally; to cut a horizontal gallery or tunnel.
Headlight :: Headlight (n.) A light, with a powerful reflector, placed at the head of a locomotive, or in front of it, to throw light on the track at night, or in going through a dark tunnel..
Tunnel :: Tunnel (n. .) A level passage driven across the measures, or at right angles to veins which it is desired to reach; -- distinguished from the drift, or gangway, which is led along the vein when reached by the tunnel..
Tunnel :: Tunnel (v. t.) To catch in a tunnel net.
Funnel :: Funnel (v. t.) A vessel of the shape of an inverted hollow cone, terminating below in a pipe, and used for conveying liquids into a close vessel; a tunnel..
Air Shaft :: Air shaft () A passage, usually vertical, for admitting fresh air into a mine or a tunnel..
Tunneling :: Tunneling (p. pr. & vb. n.) of Tunne.
Excavation :: Excavation (n.) An uncovered cutting in the earth, in distinction from a covered cutting or tunnel..
Face :: Face (n.) The end or wall of the tunnel, drift, or excavation, at which work is progressing or was last done..
Tunnel :: Tunnel (n. .) An artificial passage or archway for conducting canals or railroads under elevated ground, for the formation of roads under rivers or canals, and the construction of sewers, drains, and the like..
Tunnel :: Tunnel (n. .) The opening of a chimney for the passage of smoke; a flue; a funnel.
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