ground-controlled approach

[ground-kuhn-trohld]

ground-con·trolled approach

[ground-kuhn-trohld]
noun Aeronautics.
a system in which an observer interprets radar observations of the position of an aircraft and transmits continuous instructions to its pilot for landing. Abbreviation: GCA
Also, ground-con·trol approach.


Origin:
1940–45
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
Cite This Source Link To ground-controlled approach

00:10

00:09

00:08

00:07

00:06

00:05

00:04

00:03

00:02

00:01

Ground-controlled approach is always a great word to know.
So is shear modulus. Does it mean:
coefficient of substance's elasticity expressing ratio between shearing stress and shearing strain
coefficient of substance's elasticity expressing ratio between pressure and fractional change
WordNet
ground-controlled approach

noun
aircraft landing in bad weather in which the pilot is talked down by ground control using precision approach radar 
WordNet® 3.0, © 2006 by Princeton University.
Cite This Source
Images for ground-controlled approach
Dictionary.com, LLC. Copyright © 2012. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature