corridor

Etymology

Borrowed from French corridor, from Italian corridore (“long passage”) (= corridoio), from correre (“to run”).

noun

1. A narrow hall or passage with rooms leading off it, as in a building or in a railway carriage.
   Eldridge closed the despatch-case with a snap and, rising briskly, walked down the corridor to his solitary table in the dining-car. 1931, Francis Beeding, Death Walks in Eastrepps, chapter 1/1
2. A restricted tract of land that allows passage between two places.
3. (military, historical, rare) The covered way lying round the whole compass of the fortifications of a place.
4. Airspace restricted for the passage of aircraft.
5. The land near an important road, river, railway line
   Main Street corridor
   Pike-Pine Corridor, Seattle