Glossary

Look up acronyms, technical terms and phrases to find out what they mean.

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ELEV

Definition
Elevation
Glossary Measurement Source: AIS

ELR

Definition
Extra Long Range
Glossary Measurement Source: AIS

ELT(S)

Definition
Emergency Locator Transmitter (Survival)
Glossary Safety Source: CAR 1988

EM

Definition
Explanatory Memorandum (submitted to EXCO with regulation amendment)
Glossary Regulations

EM

Definition
Emission
Glossary Meteorology Source: AIS

EMBD

Definition
Embedded in a Layer (to indicate cumulonimbus embedded in layers of other clouds)
Glossary Meteorology Source: AIS

EMERG

Definition
Emergency
Glossary Safety Source: AIS

EMS

Definition
Emergency Medical Service
Glossary Safety

EMS

Definition
Environment Management System
Glossary Systems

END

Definition
Stop-end (related to RVR)
Glossary Meteorology Source: ICAO

ENDCE

Definition
Endurance
Glossary Flight planning Source: AIS

ENE

Definition
East North-East
Glossary Navigation Source: AIS

ENG

Definition
Engine
Glossary Flight operations Source: AIS

ENR

Definition
En Route
Glossary Navigation Source: AIS

ENRC

Definition
En Route Chart (followed by name/title)
Glossary Publications and charts Source: AIS
Online version available at: https://www.casa.gov.au//resources-and-education/glossary
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