Aviation acronyms

There are lots of acronyms used daily within aviation. Here's some of the most commonly used terms;

APU
Auxilliary Power Unit

ATC 
Air Traffic Control(lers)

CAA
Civil Aviation Authority

CDA
Continuous Descent Approach

Chapter (numbers)
Certificated Aircraft Noise Classifications

DfT
Department for Transport

ECHR 
European Court of Human Rights

FEGP
Fixed Electrical Ground Power unit

FPT 
Flight Performance Team

GACC
Gatwick Airport Conservation Campaign

GATCOM
Gatwick Airport Consultative Commitee

GPU 
Ground Power Unit

ICAO 
International Civil Aviation Organisation

ILS 
Instrument Landing System

NaTMAG
Noise and Track Monitoring Advisory Group

NATS 
National Air Traffic Services

NPR 
Noise Preferential Route

QC
Quota Count