Aviation General

What is HDI in Aviation? (Horizontal Deviation Indicator)

What is CV/DFDR in Aviation? (Cockpit Voice and Digital Flight Data Recorder)

What is GGS in Aviation? (Global Positioning System Ground Station)

What is FBO in Aviation? (Fixed-base Operator)

What is AVAIL in Aviation? (Available)

What is ARC in Aviation? (Airworthiness Review Certificate)

What is HPR in Aviation? (High Pressure Rotor)

What is ACC in Aviation? (Altocumulus Castellanus)

What is ANC in Aviation? (Active Noise Cancellation)