tunnel
Meanings
noun
- An underground or underwater passage.
- A passage through or under some obstacle.
- A hole in the ground made by an animal, a burrow.
- 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.
- 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.
- Anything that resembles a tunnel.
verb
- To make a tunnel through or under something; to burrow.
- To dig a tunnel.
- To transmit something through a tunnel (wrapper for an insecure or unsupported protocol).
- To insert a catheter into a vein to allow long-term use.
- To undergo the quantum-mechanical phenomenon where a particle penetrates through a barrier that it classically cannot surmount.
name
- A locality in the City of Launceston, northern Tasmania, Australia.
Pronunciation
Word forms
Etymology
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.
Synonyms
Derived words
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