Glossary

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

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IMI

Definition
Interrogation sign
Glossary Communication Source: AIS

IMPR

Definition
Improve, Improving, Improvement
Glossary Safety Source: ICAO

IMT

Definition
Immediate, Immediately
Glossary Measurement Source: AIS

INA

Definition
Initial approach
Glossary Navigation Source: AIS

INBD

Definition
Inbound
Glossary Flight planning Source: ICAO

INC

Definition
In Cloud
Glossary Meteorology Source: AIS

INCERFA

Definition
Uncertainty Phase
Glossary Safety Source: AIS

INFO

Definition
Information
Glossary Communication Source: AIS

INOP

Definition
Inoperative
Glossary Safety Source: AIS

INP

Definition
If not possible
Glossary Communication Source: AIS

INPR

Definition
In progress
Glossary Communication Source: ICAO

INS

Definition
Inertial Navigation System
Glossary Navigation Source: ICAO

INSTL

Definition
Install, Installed, Installation
Glossary Safety Source: AIS

INSTR

Definition
Instrument
Glossary Instrumentation Source: AIS

INT

Definition
Intersection
Glossary Aerodrome Source: AIS
Online version available at: https://www.casa.gov.au//resources-and-education/glossary
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