The abbreviations and acronyms listed below may be used throughout this guide.

ADF - automatic direction finding

AGL - above ground level

AME - aircraft maintenance engineer

ASL - above sea level

ATC - Air Traffic Control

ATS - Air Traffic Services

C - Celsius

CARs - Canadian Aviation Regulations

CAS - calibrated airspeed

CDI - course deviation indicator

C of A - Certificate of Airworthiness

DF - direction finding

ELT - emergency locator transmitter

ETA - estimated time of arrival

gph - gallons per hour

IAS - indicated airspeed

IFR - instrument flight rules

in. Hg. - inches of mercury

kHz - kilohertz

kt - knot(s)

lb. - pound(s)

M - magnetic

mb - millibar(s)

METAR - aviation routine weather report

MHz - megahertz

NM - nautical mile(s)

OAT - outside air temperature

OBS - omnibearing selector

SM - statute mile(s)

SVFR - special VFR flight

TAF - terminal aerodrome forecast

TAS - true airspeed

TCA - terminal control area

UTC - co-ordinated universal time (Z)

VFR - visual flight rules

VHF - very high frequency

VNC - VFR Navigation Chart

VOR - VHF Omnidirectional Range

VORTAC - combination of VOR and TACAN