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teleran

[tel-uh-ran]
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noun (sometimes initial capital letter)
  1. a navigational aid that uses radar to map the sky above an airfield, which, together with a map of the airfield itself, is transmitted by television to aircraft approaching the field.

Origin of teleran

1945–50; short for Tele(vision) R(adar) A(ir) N(avigation)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for teleran

Teleran

noun
  1. trademark an electronic navigational aid in which the image of a ground-based radar system is televised to aircraft in flight so that a pilot can see the position of his aircraft in relation to others

Word Origin

C20: from Tele (vision) R (adar) A (ir) N (avigation)
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