The list of aviation acronyms and abbreviations.

All aviation related acronyms and abbreviations.

Stands For|0Abbreviated As|6Related|5.9k

5,982 entries under topic. ×

1
HV:
High Voltage(Architectural, Architecture, Construction)
1
I/O:
Input/Output(Computer engineering, Electronic hardware, Computer hardware)
1
LH:
Left Hand(Knitting, Architectural, Architecture)
1
LP:
Low Pressure(Oil exploration, Petroleum, Scuba diving)
1
M:
Meter(Architectural, Architecture, Construction)
1
MSL:
Mean Sea Level(Geoscience, Geosciences, Earth Science)
1
MTBM:
Mean Time Between Maintenance(Maintenance, Logistics, Architectural)
1
Max:
Maximum(Sealing, Mechanical sealing, Math)
1
Min:
Minimum(Sealing, Mechanical sealing, Math)
1
N/A:
Not Applicable(Air Force, Online, Architectural)
1
NA:
Not Available(Architectural, IM, Email)
1
NC:
Normally Closed(Architectural, Architecture, Construction)
1
NO:
Normally Open(Architectural, Architecture, Construction)
1
NTC:
Negative Temperature Coefficient(Architectural, Architecture, Construction)
1
PA:
Public Address(Guitar amplifier, Amplifier, Guitar)
1
PN:
Part Number(Architectural, Architecture, Construction)
1
PTC:
Positive Temperature Coefficient(Architectural, Architecture, Construction)
1
Ref:
Reference(Morse code, Morse aids, Radio)
1
SEC:
Second(Architectural, Architecture, Construction)
1
SG:
Specific Gravity(Mechanical sealing, Sealing, Paper printing)
For more, try AVIATION on ALL ACRONYMS DICTIONARY
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APASmart Define. (2018). aviation. Retrieved September 29, 2026, from http://smartdefine.org/aviation/abbreviations/r/Architectural
ChicagoSmart Define. 2018. "aviation" http://smartdefine.org/aviation/abbreviations/r/Architectural (accessed September 29, 2026).
HarvardSmart Define 2018, aviation, Smart Define, viewed 29 September, 2026, <http://smartdefine.org/aviation/abbreviations/r/Architectural>.
MLASmart Define. "aviation" 19 February 2018. Web. 29 September 2026. <http://smartdefine.org/aviation/abbreviations/r/Architectural>