
1) Adit 2) Bore 3) Burrow 4) Catacomb 5) Conduit 6) Excavate 7) Hole 8) Underpass
Found on
https://www.crosswordclues.com/clue/tunnel

1) Ant farm feature 2) Ant farm passageway 3) Be boring 4) Burrow 5) Canadian mountain 6) Civil engineering term 7) Force a way through 8) French word used in English 9) Go underground 10) Holland for one 11) Holland or lincoln 12) Illicit vault access 13) Miniature golf feature 14) Miniature-golf course feature
Found on
https://www.crosswordclues.com/clue/tunnel

A tunnel is an underground or underwater passageway, enclosed except for entrance and exit, commonly at each end. A tunnel may be for foot or vehicular road traffic, for rail traffic, or for a canal. The central portions of a rapid transit network are usually in tunnel. Some tunnels are aqueducts to supply water for consumption or for hydroelectri...
Found on
http://en.wikipedia.org/wiki/Tunnel

• (n. .) The opening of a chimney for the passage of smoke; a flue; a funnel. • (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. • (v. t.) To catch in a tunnel net. • (n...
Found on
http://thinkexist.com/dictionary/meaning/tunnel/

See snake in the tunnel.
Found on
http://www-personal.umich.edu/~alandear/glossary/t.html

A nearly horizontal cave open at both ends, fairly straight and uniform in cross-section.
Found on
http://www.cancaver.ca/docs/glossary.htm

A horizontal, or near-horizontal, underground passage, entry, or haulageway, that is open to the surface at both ends. A tunnel (as opposed to an adit) must pass completely through a hill or mountain.
Found on
http://www.coaleducation.org/glossary.htm

1. To form into a tunnel, or funnel, or to form like a tunnel; as, to tunnel fibrous plants into nests. ... 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. ... Origin: Tunneled or Tunnelled; Tunneling or Tunnelling. ... 1. A vessel with a broad mouth at one end,...
Found on
http://www.encyclo.co.uk/local/20973

(tun´әl) a passageway of varying length through a solid body, completely enclosed except for the open ends, permitting entrance and exit. carpal tunnel the passage for the median nerve and the flexor tendons, formed by the flexor retinaculum and the carpal bones; see also carp...
Found on
http://www.encyclo.co.uk/local/21001

See tunnelling.
Found on
http://www.encyclo.co.uk/visitor-contributions.php

in mining, a horizontal passageway that provides access to the mine
Found on
http://www.encyclo.co.uk/visitor-contributions.php

A level, driven at right angles to the targeted vein of mineral.
Found on
http://www.legendsofamerica.com/

Type: Term Pronunciation: tŭn′ĕl Definitions: 1. An elongated passageway, usually open at both ends.
Found on
http://www.medilexicon.com/medicaldictionary.php?t=95114

A tunnel is an underground passageway.
Found on
http://www.probertencyclopaedia.com/browse/TT.HTM

Tunnel is slang for the vagina.
Found on
http://www.probertencyclopaedia.com/browse/ZT.HTM

A horizontal, or near-horizontal, underground passage, entry, or haulageway, that is open to the surface at both ends. A tunnel (as opposed to an adit) must pass completely through a hill or mountain.
Found on
http://www.rocksandminerals.com/glossary.htm

[
n] - a passageway through or under something, usually underground (especially one for trains or cars) 2. [v] - force a way through
Found on
http://www.webdictionary.co.uk/definition.php?query=tunnel
noun a passageway through or under something, usually underground (especially one for trains or cars); `the tunnel reduced congestion at that intersection`
Found on
https://www.encyclo.co.uk/local/20974

Passageway through a mountain, under a body of water, or underground. Tunnelling is a significant branch of civil engineering in both mining and transport. The difficulties naturally increase with the size, length, and depth of tunnel, but with the mechanical appliances now available no serious limitations are imposed. In the 19th century there wer...
Found on
https://www.encyclo.co.uk/local/21221

the gap between the front rows in a scrum or the gap between the two lines of forwards in a lineout.
Found on
https://www.encyclo.co.uk/local/21640

The space between two teams during a scrum-down or line-out.
Found on
https://www.encyclo.co.uk/local/22060

an approximately horizontal underground passage open at both ends.
Found on
https://www.encyclo.co.uk/local/22701

A horizontal underground opening, open to the atmosphere at both ends.
Found on
https://www.encyclo.co.uk/local/22734
No exact match found.