- GCA
GCA may refer to:
*
GCA (file format) - a compressed archive file format
*GAC Corporate Academy - the global learning arm of Gulf Agency Company
*Garden Centers of America - a nonprofit organization of independently-owned garden centers since 1973
*Geelong Cricket Association World's Oldest Cricketing Association Est early 1800s
*Georgia-Cumberland Academy - a Seventh-day Adventist private high school in the U.S. state of Georgia
* Giant cell arteritis, also known asTemporal arteritis - a form of vasculitis
*Gilbert Classical Academy - A school in the Gilbert Public Schools district that features a one-to-one computing initiative
*Global Customer Access
*Global Cybersecurity Agenda - A framework for international cooperation in cybersecurity
*Golf Course Architecture - a popular golf magazine
*Gothenburg City Airport - a city airport in western Sweden
*Government College of Architecture in Lucknow, India
*Grand Central Airport (United States) - a former airport in Glendale, California
*Great Commission Association - an association of evangelical Christian churches
*Ground-controlled approach - A precision radar-system based aircraft guiding procedure for blind landing. in use till middle/end 1970
*Gun Control Act of 1968
*Gun Control Australia
* "GURPS Character Assistant ", a role-playing game character design program for the "GURPS" role-playing game
Wikimedia Foundation. 2010.