Here is the list of Aviation Maintenance Acronyms. These abbreviations are mostly and closely related to the maintenance of airports, aircraft, and other related aspects of the aviation industry.
| Aviation Maintenance Acronyms / Abbreviation | Definition |
| AASA | Ageing Aircraft Structural Audits |
| ABDR | Aircraft Battle Damage Repair |
| ABL | Allocated Baseline |
| ACAS | Aircraft Collision Avoidance System |
| ADS–B | Automatic Dependent Surveillance – Broadcast |
| AEO | Authorised Engineering Organisation |
| AM | Accountable Manager |
| AMD | Aircraft Maintenance Documentation |
| AMO | Approved Maintenance Organisation |
| AMTC | Australian Military Type Certificate |
| APS | Australian Public Service |
| ARDU | Aircraft Research and Development Unit |
| ARS | Autonomous Recovery System |
| ASD | Aerospace Systems Division |
| ASIMP | Aircraft Structural Integrity Management Plan |
| ASR | Airworthiness Standards Representative |
| ATR | Annual Technical Review |
| ATC | Air Traffic Control |
| AvSS | Aviation Support Systems |
| AwIP | Airworthiness Issue Paper |
| C2 | Command and Control |
| CAMM2 | Computer Aided Maintenance Management |
| CAR | Corrective Action Request |
| CASA | Civil Aviation Safety Authority |
| CASR | Civil Aviation Safety Regulation |
| CBD | Certification Basis Description |
| CFU | Carried Forward Unserviceability |
| CI | Configuration Item |
| CM | Configuration Management |
| CMAINT | Contingency Maintenance |
| CMP | Configuration Management Plan |
| COE | Centre of Expertise |
| COSC | Chief of Staff Committee |
| CRE | Configuration, Role and operating Environment |
| DACPA | Director – Airworthiness Coordination and Policy Agency |
| DAR | Design Acceptance Representative |
| DE | Design Engineer |
| DAVCOMP | Directorate of Aviation Compliance |
| DAVENG | Directorate of Aviation Engineering |
| DAVREG | Directorate of Aviation Regulation |
| DGTA | Director General Technical Airworthiness |
| DGTA–ADF | Directorate General Technical Airworthiness–Australian Defence Force |
| DI | Defence Instruction |
| DM | Deeper Maintenance |
| D,OS | Director, Ordnance Safety |
| DOS | Directorate of Ordnance Safety |
| DSDE | Deputy Senior Design Engineer |
| DSN | Design Support Network |
| DSTO | Defence Science and Technology Organisation |
| EA | Engineering Authority |
| EAC | Engineering Authority Certificate |
| EASA | European Aviation Safety Agency |
| EMI | Electro-magnetic Interference |
| EMP | Engineering Management Plan |
| EMS | Engineering Management System |
| ESIMP | Engine Structural Integrity Management Plan |
| FAA | Federal Aviation Administration (USA) |
| FAR | Federal Aviation Regulation |
| FCA | Functional Configuration Audit |
| FEG | Force Element Group |
| FMS | Foreign Military Sales |
| FSD | Foreign Source Data |
| FTS | Flight Termination System |
| GP | General Public |
| GSE | Ground Support Equipment |
| HRI | Hazard Risk Index |
| IA | Incorporation Approval |
| ILS | Instrument Landing System |
| IRPA | Informed Recognition of Prior Acceptance |
| ISSSPP | In-Service System Safety Program Plan |
| IV&V | Independent Verification and Validation |
| JAA | Joint Aviation Authority |
| JAR | Joint Aviation Requirements (European) |
| LEA | Letter of Engineering Authority |
| MA | Maintenance Authority |
| MAC | Maintenance Approval Certificate |
| MCS | Maintenance Control Section |
| MEP | Mission Essential Personnel |
| MM | Maintenance Manager |
| MMI | Maintenance Managed Item |
| MMP | Maintenance Management Plan |
| MMS | Maintenance Management System |
| MSDS | Material Safety Data Sheet |
| MSN | Maintenance Support Network |
| MTF | Maintenance Test Flight |
| NAA | National Airworthiness Authority |
| NDT | Non Destructive Testing |
| OAA | Operational Airworthiness Authority |
| OAR | Operational Airworthiness Regulator |
| OEM | Original Equipment Manufacturer |
| OM | Operational Maintenance |
| QM | Quality Manager |
| QNP | ‘barometric pressure adjusted to sea level’ |
| PCA | Physical Configuration Audit |
| PO | Project Office |
| RATO | Rocket Assisted Take–off |
| RCP | Required Communication Performance |
| RFD | Request for Deviation |
| RFT | Request for Tender |
| RI | Repairable Item |
| RP | Remote Pilot |
| R-PA | Remotely-piloted Aircraft |
| SA | Situational Awareness |
| SAR | Safety Assessment Report |
| SCIS | Safety Critical Item and System |
| SCR | Safety Case Report |
| SDE | Senior Design Engineer |
| SFP | Special Flight Permit |
| SMM | Senior Maintenance Manager |
| SOI | Statement of Operating Intent |
| SOR | Statement of Requirements |
| SPO | Systems Program Office |
| SSE | System Safety Engineering |
| SSG | System Safety Group |
| SSM | System Safety Manager |
| SSP | System Safety Program |
| SSPP | System Safety Program Plan |
| STC | Supplemental Type Certificate |
| STI | Special Technical Instruction |
| TAA | Technical Airworthiness Authority |
| TAAC | Technical Airworthiness Advisory Circular |
| TAAI | Technical Airworthiness Alert Information |
| TAD | Technical Airworthiness Directive |
| TAR | Technical Airworthiness Regulator |
| TAREG | Technical Airworthiness Regulation |
| TCAS | Traffic Collision Avoidance System |
| TEWG | Tender Evaluation Working Group |
| TIR | Technical Information Review |
| TMP | Technical Maintenance Plan |
| UAS | Unmanned Aircraft Systems |
| UASOP | Unmanned Aircraft System Operating Permit |
| UK MoD | United Kingdom Ministry of Defence |
| WHS | Work Health and Safety |
