GCA

1. Ground control (or controlled) approach system, or ground control apparatus (aeronautics)
2. Guatemala, Central America (IVR)

• checker
• checkerberries
• checkerberry
• checkerboard
• checkerboards
• checkered
• checkers
• check in
• check-in
• checking
• checking account
• checking accounts
• checking-room
• check-key
• check-keys
• checklaton
• checklatons
• checklist
• checklists
• checkmate
• checkmated
• checkmates
• checkmating
• check off
• check-off