tunnel

Meanings

1. 1
   noun

   A passage built under the ground or through a hill, often for trains, cars, or people.

   The tunnel reduced congestion at the narrow intersection.

2. 2
   noun

   A hole dug under the ground by an animal for shelter.

   The rabbit disappeared into a tunnel beneath the hedge.

3. 3
   verb

   To dig a passage through or under something.

   The miners tunnelled through the rock to reach the gold.

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.

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