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tun·nel
[tuhn-l] noun, verb, tun·neled, tun·nel·ing or (especially British) tun·nelled, tun·nel·ling. noun
1.
an underground passage.
2.
a passageway, as for trains or automobiles, through or under an obstruction, as a city, mountain, river, harbor, or the like.
3.
an approximately horizontal gallery or corridor in a mine.
4.
the burrow of an animal.
5.
Dialect. a funnel.
verb (used with object)
6.
to construct a passageway through or under: to tunnel a mountain.
7.
to make or excavate (a tunnel or underground passage): to tunnel a passage under a river.
8.
to move or proceed by or as if by boring a tunnel: The river tunneled its way through the mountain.
9.
to pierce or hollow out, as with tunnels.
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Tunnelling
is always a great word to know.
So is quincunx. Does it mean:
| a stew of meat, vegetables, potatoes, etc. |
| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |
verb (used without object)
10.
to make a tunnel or tunnels: to tunnel through the Alps.
Origin:
1400–50; late Middle English tonel (noun) < Middle French tonele, tonnelle funnel-shaped net, feminine of tonnel cask, diminutive of tonne tun; see -elle
1400–50; late Middle English tonel (noun) < Middle French tonele, tonnelle funnel-shaped net, feminine of tonnel cask, diminutive of tonne tun; see -elle
Related forms
tun·nel·er; especially British, tun·nel·ler, noun
tun·nel·like, adjective
sub·tun·nel, noun
un·tun·neled, adjective
un·tun·nelled, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
Cite This Source
Based on the Random House Dictionary, © Random House, Inc. 2012.
Cite This Source
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Link To tunnelling
FOLDOC
Computing Dictionary
tunnelling definition
networking(US: "tunneling") Encapsulation of protocol A within protocol B, such that A treats B as though it were a data link layer. Tunnelling is used to get data between administrative domains which use a protocol that is not supported by the internet connecting those domains.
(1997-03-26)
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