Glossary

From PMDG Ops

Here's a list of commonly used terms and acroymns in the PMDG and FS world. Feel free to add more!

1 A
2 B
3 C
4 D
5 E
6 F
7 G
8 H
9 I
10 J
11 K
12 L
13 M
14 N
15 O
16 P
17 Q
18 R
19 S
20 T
21 U
22 V
23 W
24 X
25 Y
26 Z

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A

AFDS – Autopilot Flight Director System.
ALT INTV – Altitude Intervention (pushing the MCP altitude knob).
APU - Auxiliary Power Unit.
ATOG - Aircraft Takeoff Gross Weight.

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B

BOW - Basic Operatin Empty Weight.

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C

CDU – Control Display Unit (the pilot’s interface to the FMC).
CLB – Climb.
CMD - Autopilot ON (in PFD).
CRZ – Cruise.

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D

DES – Descent.
DME - Distance Measure Equipment.

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E

E/D – End of Descent.
EFIS - Electronic Flight Instrument System.
EGT - Exhaust Gas Temperature.
EICAS – Engine Instrument and Crew Alerting System.

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F

FD – Flight Director.
FL CH – Flight Level Change mode (pronounced “flich”).
FLARE - Flare Guidance (In Autoland commands pitch to reduce sink rate).
FMA – Flight Mode Annunciator (the strip at the top of the PFD that indicates active and armed THRUST | PITCH | ROLL modes).
FMC – Flight Management Computer.
FPV - Flight Paht Vector..
FSUIPC - Flight Simulator Universal Inter-Process Communication ( a module to allow external programs communicate with FS).

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G

GE - General Electric (engines).
GPWS - Ground Proximity Warning System.
G/S - Glide Slope (vertical guidance of ILS).
GW - Gross Weight.

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H

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I

IFR - Instrument Flight Rules.
ILS - Instrument Landing System.
IRS - Inertial Reference System.

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J

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K

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L

LAND 2 - Degraded Autoland.
LAND 3 - Full Autoland.
LOC - Localizer (directional guidance of ILS).
LSK – Line Select Key on the CDU (usually followed by a number/side – “LSK 6R”).

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M

MCP – Mode Control Panel (the autopilot controls on the glareshield).
MGLW - Maximum Gross Landing Weight.
MGTW - Maximum Gross Taxi Weight.
MKR - Marker Beacon OM, MM, and IM (a low power beacon in 75Khz associated with ILS).
MLF - Minimum Landing Fuel.
MTOW - Maximum Gross Takeoff Weight.
MZFW - Maximum Zero Fuel Weight.

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N

N1 - RPM % of engine power output section.
N2 - RPM % of engine gas producer section.
ND – Navigation Display. The inner screen that displays map and course information.
NDB - Non Directional Beacon.
NG – Next Generation. Nickname for the 737-600 through 900 series aircraft.
NO AUTOLAND - Autoland Failed.

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O

OAT - Outside Air Temperature.

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P

PFD – Primary Flight Display. The outer screen that displays primary flight instruments.
PMDG - Precision Manuals Development Group.
PW - Pratt & Whitney (engines).

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