From Middle French tonnelle (“net”) or tonel (“cask”), diminutive of Old French tonne (“cask”), a word of uncertain origin and affiliation. Related to Old English tunne (“tun; cask; barrel”). More at tun.
tunnel (plural tunnels)
- An underground or underwater passage.
- A passage through or under some obstacle.
- A hole in the ground made by an animal, a burrow.
- (computing, networking) A wrapper for a protocol that cannot otherwise be used because it is unsupported, blocked, or insecure.
- 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.
- The opening of a chimney for the passage of smoke; a flue.
- And one great chimney, whose long tunnel thence / The smoke forth threw.
- (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.
- (transitive) To make a tunnel through or under something; to burrow.
- (intransitive) To dig a tunnel.
- (computing, networking) To transmit something through a tunnel (wrapper for insecure or unsupported protocol).
- (transitive, medicine) To insert a catheter into a vein to allow long-term use.
- (physics) To undergo the quantum-mechanical phenomenon where a particle penetrates through a barrier that it classically cannot surmount.
- light at the end of the tunnel
- tunnel head
- tunnel kiln
- tunnel net
- tunnel vision
- wind tunnel
tunnel m (plural tunnels)
- “tunnel” in le Trésor de la langue française informatisé (The Digitized Treasury of the French Language).
tunnel m (invariable)
- a tunnel
- “tunnel” in The Bokmål Dictionary.
- a tunnel
- “tunnel” in The Nynorsk Dictionary.
|Declension of tunnel|