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Showing results for GCA. Search instead for GCAHC.

GCA

American  

  1. Girls' Clubs of America.

  2. Aeronautics. ground-controlled approach.

GCA British  

abbreviation

  1. aeronautics ground control approach

  2. Guatemala (international car registration)

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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.