Definition of tunnel. Meaning of tunnel. Synonyms of tunnel

Here you will find one or more explanations in English for the word tunnel. Also in the bottom left of the page several parts of wikipedia pages related to the word tunnel and, of course, tunnel synonyms and on the right images related to the word tunnel.

Definition of tunnel

tunnel
Adit Ad"it, n. [L. aditus, fr. adire, ?aitum, to go to; ad + ire to go.] 1. 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. 2. Admission; approach; access. [R.] Yourself and yours shall have Free adit. --Tennyson.
Tunnel
Tunnel Tun"nel, n. . [F. tonnelle a semicircular, wagon-headed vault, a tunnel net, an arbor, OF. also tonnel; dim. of tonne a tun; -- so named from its resemblance to a tun in shape. See Ton.] 1. A vessel with a broad mouth at one end, a pipe or tube at the other, for conveying liquor, fluids, etc., into casks, bottles, or other vessels; a funnel. 2. The opening of a chimney for the passage of smoke; a flue; a funnel. And one great chimney, whose long tunnel thence The smoke forth threw. --Spenser. 3. 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. 4. (Mining) 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 head (Metal.), the top of a smelting furnace where the materials are put in. Tunnel kiln, a limekiln in which coal is burned, as distinguished from a flame kiln, in which wood or peat is used. Tunnel net, a net with a wide mouth at one end and narrow at the other. Tunnel pit, Tunnel shaft, a pit or shaft sunk from the top of the ground to the level of a tunnel, for drawing up the earth and stones, for ventilation, lighting, and the like.
Tunnel
Tunnel Tun"nel, v. t. [imp. & p. p. Tunneledor Tunnelled; p. pr. & vb. n. Tunneling or Tunnelling.] 1. To form into a tunnel, or funnel, or to form like a tunnel; as, to tunnel fibrous plants into nests. --Derham. 2. To catch in a tunnel net. 3. To make an opening, or a passageway, through or under; as, to tunnel a mountain; to tunnel a river.

Meaning of tunnel from wikipedia

- A tunnel is an underground or undersea p****ageway. It is dug through surrounding soil, earth or rock, or laid under water, and is usually completely enclosed...
- Channel Tunnel (French: Tunnel sous la Manche), sometimes referred to informally as the Chunnel, is a 50.46 km (31.35-mile) undersea railway tunnel, opened...
- A transatlantic tunnel is a theoretical tunnel that would span the Atlantic Ocean between North America and Europe possibly for such purposes as m**** transit...
- In physics, quantum tunnelling, barrier penetration, or simply tunnelling is a quantum mechanical phenomenon in which an object such as an electron or...
- The Holland Tunnel is a vehicular tunnel under the Hudson River that connects Hudson Square and Lower Manhattan in New York City in the east to Jersey...
- Secret tunnel Shark tunnel Smuggling tunnel Submerged floating tunnel Toll tunnel Underwater tunnel Tunnel or Tunnels may also refer to: The Tunnel (1915...
- 1875: Bözberg Rail Tunnel#1875 tunnel The Bözberg Rail Tunnel completed 2020: Bözberg Rail Tunnel#2020 tunnel The Bözberg Road Tunnel completed 1996 This...
- Look up tunneling in Wiktionary, the free dictionary. Tunneling or tunnelling may refer to: Digging tunnels (the literal meaning) Hobby tunneling Quantum...
- Harbour Tunnel or Harbor Tunnel may refer to: Sydney Harbour Tunnel, New South Wales Western Harbour Tunnel, New South Wales Cross-Harbour Tunnel, Hong...
- This list of longest tunnels ranks tunnels that are at least 13 km (8.1 mi) long. Only continuous tunnels are included. Pipelines, even those that are...