Aeronautical Terms beginning with I
IAC
Interagency Air Committee
IACC
Interagency Air Cartographic Committee
IAF
Initial Approach Fix
IAP
Instrument Approach Procedure
ICAO
International Civil Aviation Authority
IDT
Identifier
IF
Intermediate Fix
IFR
Instrument Flight Rules
ILS
Instrument Landing System
IMC
Instrument Meteorological Conditions
INS
Inertial Navigation System
IR
Instrument Route (Military)
IRU
Inertial Reference Unit
Copyright © 2002-2026 Touring Machine Company. All Rights Reserved.