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air-traffic control

[air-traf-ik]
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noun
  1. a government service that facilitates the safe and orderly movement of aircraft within and between airports by receiving and processing data from radar and devices that monitor local weather conditions and by maintaining radio contact with pilots.
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Origin of air-traffic control

First recorded in 1930–35
Related formsair-traffic controller, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for air traffic control

air-traffic control

noun
  1. an organization that determines the altitude, speed, and direction at which planes fly in a given area, giving instructions to pilots by radio
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Derived Formsair-traffic controller, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012