GCA

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

• dinginess
• dinginesses
• dinging
• dingle
• dingle-dangle
• dingles
• dingo
• dingoes
• dings
• dingus
• dinguses
• dingy
• dinic
• dinics
• dining
• dining-car
• dogeate
• dogeates
• dog-end
• dog-ends
• doges
• dogeship
• dogeships
• dog-faced
• dog-fancier