|
AAE
|
-
|
above aerodrome elevation
|
|
ACAS
|
-
|
airborne collision avoidance system
|
|
ACC
|
-
|
area control centre
|
|
AD
|
-
|
airworthiness directive
|
|
ADF
|
-
|
automatic direction finder
|
|
ADIZ
|
-
|
air defence identification zone
|
|
AGL
|
-
|
above ground level
|
|
AIRMET
|
-
|
short-term meteorological information
|
|
AME
|
-
|
aircraft maintenance engineer
|
|
APU
|
-
|
auxiliary power unit
|
|
ARCAL
|
-
|
aircraft radio control of aerodrome lighting
|
|
ASDA
|
-
|
accelerate stop distance available
|
|
ASI
|
-
|
airspeed indicator
|
|
ASL
|
-
|
above sea level
|
|
ASR
|
-
|
airport surveillance radar
|
|
ATC
|
-
|
air traffic control
|
|
ATF
|
-
|
aerodrome traffic frequency
|
|
ATIS
|
-
|
automatic terminal information service
|
|
ATPL
|
-
|
airline transport pilot licence
|
|
ATS
|
-
|
air traffic services
|
|
AWOS
|
-
|
automated weather observation systems
|
|
|
|
|
|
BC
|
-
|
back course
|
|
BFL
|
-
|
balanced field length
|
|
|
|
|
|
ºC
|
-
|
degree Celsius
|
|
C of A
|
-
|
certificate of airworthiness
|
|
C of R
|
-
|
certificate of registration
|
|
CAME
|
-
|
Civil Aviation Medical Examiner
|
|
CAP
|
-
|
Canada Air Pilot
|
|
CARs
|
-
|
Canadian Aviation Regulations
|
|
CARS
|
-
|
community aerodrome radio station
|
|
CAS
|
-
|
calibrated airspeed
|
|
CAT
|
-
|
clear air turbulence
|
|
CDI
|
-
|
course deviation indicator
|
|
CFI
|
-
|
chief flying instructor
|
|
CFS
|
-
|
Canada Flight Supplement
|
|
CG
|
-
|
centre of gravity
|
|
CMNPS
|
-
|
Canadian minimum navigation performance specifications
|
|
CMNPSA
|
-
|
Canadian minimum navigation performance specifications airspace
|
|
CP
|
-
|
critical point
|
|
CPL
|
-
|
commercial pilot licence
|
|
CRFI
|
-
|
Canadian Runway Friction Index
|
|
cu ft
|
-
|
cubic feet
|
|
CVFR
|
-
|
controlled visual flight rules
|
|
CVR
|
-
|
cockpit voice recorder
|
|
CZ
|
-
|
control zone
|
|
|
|
|
|
DF
|
-
|
direction finder
|
|
DH
|
-
|
decision height
|
|
DME
|
-
|
distance measuring equipment
|
|
DR
|
-
|
dead reckoning navigation
|
|
DVFR
|
-
|
defence visual flight rules
|
|
|
|
|
|
EAT
|
-
|
expected approach time
|
|
EFC
|
-
|
expected further clearance time
|
|
EGT
|
-
|
exhaust gas temperature
|
|
ELT
|
-
|
emergency locator transmitter
|
|
EPR
|
-
|
engine pressure ratio
|
|
ESCAT Plan
|
-
|
emergency security control of air traffic plan
|
|
ETA
|
-
|
estimated time of arrival
|
|
ETD
|
-
|
estimated time of departure
|
|
ETOPS
|
-
|
extended range operations by twin-engined aeroplanes
|
|
EWH
|
-
|
eye-to-wheel height
|
|
|
|
|
|
FAA
|
-
|
Federal Aviation Administration (U.S.)
|
|
FD
|
-
|
upper level wind and temperature forecasts
|
|
FDR
|
-
|
flight data recorder
|
|
FIR
|
-
|
flight information region
|
|
FL
|
-
|
flight level
|
|
FMS
|
-
|
flight management system
|
|
FPD
|
-
|
freezing point depressant
|
|
fpm
|
-
|
feet per minute
|
|
FSS
|
-
|
flight service station
|
|
ft
|
-
|
feet
|
|
|
|
|
|
g
|
-
|
accelerating force of gravity
|
|
gal.
|
-
|
gallon
|
|
GFA
|
-
|
graphic area forecast
|
|
GNSS
|
-
|
global navigation satellite system
|
|
GP
|
-
|
glide path
|
|
gph
|
-
|
gallon(s) per hour
|
|
GPS
|
-
|
global positioning system
|
|
|
|
|
|
h
|
-
|
hour
|
|
HAA
|
-
|
height above aerodrome
|
|
HAT
|
-
|
height above touchdown
|
|
HF
|
-
|
high frequency
|
|
HF AM/SSB
|
-
|
high frequency amplitude modulation/single side band
|
|
HI chart
|
-
|
Enroute High Altitude Chart
|
|
hp
|
-
|
horsepower
|
|
hPa
|
-
|
hectopascal
|
|
HSI
|
-
|
horizontal situation indicator
|
|
|
|
|
|
IAF
|
-
|
initial approach fix
|
|
IAS
|
-
|
indicated airspeed
|
|
ICAO
|
-
|
International Civil Aviation Organization
|
|
IFR
|
-
|
instrument flight rules
|
|
ILS
|
-
|
instrument landing system
|
|
IMC
|
-
|
instrument meteorological conditions
|
|
imp.
|
-
|
imperial
|
|
in.
|
-
|
inch
|
|
in. lb.
|
-
|
inch-pound
|
|
in. Hg
|
-
|
inches of mercury
|
|
INS
|
-
|
inertial navigation system
|
|
ISA
|
-
|
International Standard Atmosphere
|
|
ISO
|
-
|
International Organization for Standardization
|
|
|
|
|
|
kg
|
-
|
kilogram
|
|
kHz
|
-
|
kilohertz
|
|
km
|
-
|
kilometer
|
|
kt
|
-
|
knot
|
|
|
|
|
|
LAHSO
|
-
|
land and hold short operations
|
|
lb
|
-
|
pound
|
|
L/D ratio
|
-
|
lift/drag ratio
|
|
LDA
|
-
|
landing distance available
|
|
LEMAC
|
-
|
leading edge of mean aerodynamic chord
|
|
LF/MF
|
-
|
low frequency/medium frequency
|
|
LO chart
|
-
|
Enroute Low Altitude Chart
|
|
|
|
|
|
M
|
-
|
magnetic
|
|
MAC
|
-
|
mean aerodynamic chord
|
|
MAP
|
-
|
missed approach point
|
|
mb
|
-
|
millibar
|
|
MDA
|
-
|
minimum descent altitude
|
|
MEA
|
-
|
minimum en route altitude
|
|
MEL
|
-
|
minimum equipment list
|
|
METAR
|
-
|
aviation routine weather report
|
|
MF
|
-
|
mandatory frequency
|
|
MHz
|
-
|
megahertz
|
|
MNPS
|
-
|
minimum navigation performance specifications
|
|
MNPSA
|
-
|
minimum navigation performance specifications airspace
|
|
MOCA
|
-
|
minimum obstruction clearance altitude
|
|
MP
|
-
|
manifold pressure
|
|
mph
|
-
|
mile per hour
|
|
MRA
|
-
|
minimum reception altitude
|
|
MSL
|
-
|
mean sea level
|
|
MVFR
|
-
|
marginal visual flight rules
|
|
|
|
|
|
N1 or Ng
|
-
|
gas generator turbine rpm
|
|
N2 or Np
|
-
|
power turbine rpm
|
|
NAT
|
-
|
North Atlantic
|
|
NAVAID
|
-
|
navigation aid
|
|
NDB
|
-
|
non-directional beacon
|
|
NM
|
-
|
nautical mile
|
|
NORDO
|
-
|
no radio
|
|
NOTAM
|
-
|
notice to airmen
|
|
|
|
|
|
OAT
|
-
|
outside air temperature
|
|
OBS
|
-
|
omnibearing selector
|
|
|
|
|
|
PAPI
|
-
|
precision approach path indicator
|
|
PAR
|
-
|
precision approach radar
|
|
PIC
|
-
|
pilot-in-command
|
|
PIREP
|
-
|
pilot weather report
|
|
PNR
|
-
|
point of no return
|
|
pph
|
-
|
pound(s) per hour
|
|
PPL
|
-
|
private pilot licence
|
|
psi
|
-
|
pounds per square inch
|
|
PSR
|
-
|
primary surveillance radar
|
|
|
|
|
|
RAIM
|
-
|
receiver autonomous integrity monitoring
|
|
RCC
|
-
|
rescue co-ordination centre
|
|
RCO
|
-
|
remote communications outlet
|
|
RMI
|
-
|
radio magnetic indicator
|
|
RNAV
|
-
|
area navigation
|
|
rpm
|
-
|
revolutions per minute
|
|
RPP
|
-
|
recreation pilot permit
|
|
rrpm
|
-
|
rotor revolutions per minute
|
|
RVR
|
-
|
runway visual range
|
|
RVSM
|
-
|
reduced vertical separation minimums
|
|
RWY
|
-
|
runway
|
|
|
|
|
|
SAE
|
-
|
Society of Automotive Engineers
|
|
SELCAL
|
-
|
selective calling system
|
|
SGR
|
-
|
specific ground range
|
|
SID
|
-
|
standard instrument departure
|
|
SIGMET
|
-
|
significant meteorological information
|
|
SM
|
-
|
statute mile
|
|
SSR
|
-
|
secondary surveillance radar
|
|
STAR
|
-
|
standard terminal arrival
|
|
STOL
|
-
|
short take-off and landing
|
|
SVFR
|
-
|
special visual flight rules
|
|
|
|
|
|
T
|
-
|
true
|
|
TACAN
|
-
|
tactical air navigation aid
|
|
TAF
|
-
|
aerodrome forecast
|
|
TAS
|
-
|
true airspeed
|
|
TCA
|
-
|
terminal control area
|
|
TC AIM
|
-
|
Aeronautical Information Manual
|
|
TCAS
|
-
|
traffic alert and collision avoidance system
|
|
TCU
|
-
|
terminal control unit
|
|
TDZ
|
-
|
touchdown zone
|
|
TEMAC
|
-
|
trailing edge of mean aerodynamic chord
|
|
T/O
|
-
|
takeoff
|
|
TODA
|
-
|
take-off distance available
|
|
TORA
|
-
|
take-off run available
|
|
TOT
|
-
|
turbine outlet temperature
|
|
TSB
|
-
|
Transportation Safety Board of Canada
|
|
|
|
|
|
UHF
|
-
|
ultrahigh frequency
|
|
UNICOM
|
-
|
universal communications
|
|
U.S.
|
-
|
United States
|
|
UTC
|
-
|
Co-Ordinated Universal Time
|
|
|
|
|
|
VASIS
|
-
|
visual approach slope indicator system
|
|
VDF
|
-
|
VHF direction-finding
|
|
VFR
|
-
|
visual flight rules
|
|
VFR OTT
|
-
|
VFR over-the-top
|
|
VHF
|
-
|
very high frequency
|
|
VLF
|
-
|
very low frequency
|
|
VMC
|
-
|
visual meteorological conditions
|
|
VNC
|
-
|
VFR Navigation Chart
|
|
VOLMET
|
-
|
In-flight meteorological information
|
|
VOR
|
-
|
VHF omnidirectional range
|
|
VORTAC
|
-
|
combination of VOR and TACAN
|
|
VOT
|
-
|
VOR receiver test facility
|
|
VSI
|
-
|
vertical speed indicator
|
|
VTA
|
-
|
VFR Terminal Area Chart
|
|
|
|
|
|
WAC
|
-
|
World Aeronautical Chart
|
|
|
|
|
|
Z
|
-
|
Co-Ordinated Universal Time (UTC)
|
