To advertise here
contact us now

 
     
   

Aviation Glossary

An A-Z of all aviation abbreviations.

 
           
  Home
       
  Engineering
   

EASA Part 66

 
   

EASA Part 66 Syllabus

 
   

Royal Air Force

 
       
  Flying
       
  Aircraft
   

Glossary

 

 

   

This online glossary provides a comprehensive list of all major aviation abbreviations. If the abbreviation you are looking for is not in this list, please contact us and we will be glad to assist you.

   
   
      Aviation Glossary
 
   

 

 

 

 

HC

harness connector

 

HCU

hydraulic control unit

 

HDG

heading

 

HIRF

high intensity radiated field

 

HLCS

high lift control system

 

HF

high frequency

 

HMU

hydrau-mechanical unit

 

HMS

heat management system

 

HP

high pressure

 

hPa

hectopascals

 

HPA

high power amplifier

 

HPC

high pressure compressor

 

HPSOV

high pressure shut-off valve

 

HPT

high pressure turbine

 

HPV

high pressure valve

 

HSI

horizontal situation indicator

 

HUD

head up display

 

HYD

hydraulic

 

HYDIM

hydraulic interface module

 

HX

heat exchanger

 

Hz

hertz

 

 

 

 

IAF

initial approach fix

 

IAS

indicated airspeed

 

IATA

International Air Transport Association

 

IC

intercabinet

 

ICAO

International Civil Aviation Organization

 

IDG

intergrated drive generator

 

IDS

ice detection system

 

IFR

instrument flight rules

 

IGN

ignition

 

IGV

inlet guide valve

 

IGW

increased gross weight

 

ILS

instrument landing system

 

INB

inbound

 

ind

indicator

 

INOP

inoperative

 

INPH

interphone

 

I/O

inputs/outputs

 

IOM

input/output module

 

IP

intermediate pressure

 

IPC

intermediate pressure compressor

 

IPC

intermediate pressure check valve

 

IPT

intermediate pressure turbine

 

IRP

integrated refuel panel

 

IRS

inertial reference system

 

IRU

inertial reference unit

 

ISA

International Standard Atmosphere

 

ISDU

initial system display unit

 

ISLN

isolation

 

ISO

isolation

 

IV

isolation valve

 

IVD

interactive video downloader

 

 

 

 

KB

keyboard

 

kg

kilogram

 

km

kilometer

 

kt

knot

 

kVA

kilovolt-ampere