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Aviation Glossary

An A-Z of all aviation abbreviations.

 
           
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EASA Part 66

 
   

EASA Part 66 Syllabus

 
   

Royal Air Force

 
       
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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
 
   

 

 

 

 

SAARU

secondary attitude air data reference unit

 

SATCOM

satellite comminication (system)

 

SCU

signal conditioning unit

 

SDM

speaker drive module

 

SDU

satellite data unit

 

sec

secondary

 

SEL

select

 

SELCAL

selective calling

 

SEPC

secondary electrical power contactor

 

SEU

seat electronics unit

 

SOP

standard operating procedure

 

SPM

surface position monitor

 

SPM

stabiliser position module

 

SLV

synch lock valve

 

sta

station

 

STAB

stabiliser

 

STCM

stabiliser trim control module

 

sql

squelch

 

SVC

service

 

SVD

seat video display

 

SVU

seat video unit

 

sw

switch

 

sys

system

 

 

 

 

TAC

thrust asymmetry compensation

 

TAS

true airspeed

 

tach

tachmometer

 

TAI

thermal anti-icing

 

TARMS

Threat Assessment and Response Management System

 

TAT

total air temperature

 

TB

track ball

 

TBB

transfer bus breaker

 

TCAS

traffic alert and collision avoidance system

 

TCC

turbine case cooling

 

TDU

telephone distribution unit

 

TIC

turbine impingement cooling

 

TLA

three letter abbreviation!

 

TLA

thrust level angle

 

TMCF

thrust management computing function

 

TMCS

thrust management computing system

 

TO/GA

take-off/go-around

 

TPMU

tyre pressure monitor unit

 

TRK

track

 

TRU

transformer rectifier unit

 

T/R

thrust reverser

 

TSA

tail strike assembly

 

TVBC

turbine vane and blade cooling

 

TVC

turbine vane cooling