corridor
n.-
1 hallway (n.) B1 Intermediatea long, narrow passage in a building with doors that lead into different rooms.
a narrow interior passage in a building or ship providing access to separate rooms or compartments.
ExampleShe walked down the long corridor to find the doctor's office.
ExampleThe hospital corridor was lined with plastic chairs and smelled faintly of antiseptic and industrial floor cleaner.
UsageOften used with the preposition 'down' to indicate movement along its length.
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2 strip of land (n.) B2 Upper Intermediatea narrow strip of land that connects two places or follows a road or river.
a narrow tract of land that allows passage between two territories or follows a major transport route.
ExampleThe government is planning to build new houses along the rail corridor.
ExampleThe diplomatic corridor provided a vital link between the landlocked nation and the nearest international seaport.
UsageCommonly used in political or environmental contexts, such as 'wildlife corridor'.
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3 airspace (n.) C1 Advanced Technicala specific path in the sky that planes must stay in while flying.
a restricted or designated route in the atmosphere for the passage of aircraft.
ExampleThe pilot was told to stay within the narrow flight corridor for safety.
ExampleInternational observers monitored the humanitarian corridor to ensure that aid flights could reach the besieged city without being targeted.
UsageUsually refers to military or highly regulated civilian flight paths.
- airway
- flight path
Borrowed from French corridor, from Italian corridore (“long passage”) (= corridoio), from correre (“to run”).