| T | Transformation (Matrix) | - | Organizations |
| T | Superscript) | - | Organizations |
| T | Talk/Monitor | - | Organizations |
| T | Temperature | - | Organizations |
| T | Temperature Rate | - | Organizations |
| T | Test | - | Organizations |
| T | Thermostabilized | - | Organizations |
| T | Throttle Command | - | Organizations |
| T | Time | - | Organizations |
| T | Top | - | Organizations |
| T | Total Temperature | - | Organizations |
| T | LSCP Telescope | - | Organizations |
| T&CD | Timing And Countdown | - | Organizations |
| T&CP | Test And Checkout Procedure | - | Organizations |
| T&D | TransPortation And Docking | - | Organizations |
| T&E | Test And Evaluation | - | Organizations |
| T&M | Time And Materials | - | Organizations |
| T&O | Test And Operations | - | Organizations |
| T+ | Time Postintegration | - | Organizations |
| T- | Time Prior To Launch | - | Organizations |
| T-0 | Takeoff | - | Organizations |
| T-0 | Time Zero | - | Organizations |
| T. | B.Toggle Buffer | - | Organizations |
| T.P. | Transition Period | - | Organizations |
| T/A | Turnaround | - | Organizations |
| T/C | Telecommunications | - | Organizations |
| T/C | Temperature Compensating | - | Organizations |
| T/C | Termination Check | - | Organizations |
| T/C | Thrust Chamber | - | Organizations |
| T/CAP | Thermal Capacitor | - | Organizations |
| T/D | Time Delay | - | Organizations |
| T/D | Touchdown | - | Organizations |
| T/E | Transporter/Erector | - | Organizations |
| T/L | Talk And Listen | - | Organizations |
| T/L | Timeline | - | Organizations |
| T/L | Transformer Load | - | Organizations |
| T/O | Takeover | - | Organizations |
| T/R | Tape Recorder | - | Organizations |
| T/R | Technical Report | - | Organizations |
| T/R | Transformer Rectifier | - | Organizations |
| T/R | Transmit/Receive | - | Organizations |
| T/R | Transmitter/Receiver | - | Organizations |
| T/R | Transmitter/Receiver | - | Organizations |
| T/R | Transportation Request | - | Organizations |
| T/R | Transportation Request | - | Organizations |
| T/R | Turnaround RequiremLnts | - | Organizations |
| T/T | Terminal Timing | - | Organizations |
| T/T | Timing/Telemetry | - | Organizations |
| T/TCA | Thrust/Translation Control Assembly | - | Organizations |
| T/V | Thermal Vacuum | - | Organizations |
| T/W | Thrust Weight | - | Organizations |
| T/W | Thrust-to-Weight | - | Organizations |
| T/W | Thrust-to-weight | - | Organizations |
| TA | Task Analysis | - | Organizations |
| TA | Test Article | - | Organizations |
| TA | Time Actual | - | Organizations |
| TA | Travel Authorization | - | Organizations |
| TA | Trunnion Angle | - | Organizations |
| TAA | Technical Assistance Agreement | - | Organizations |
| TAA | Temporary Access Authorization | - | Organizations |
| TAC | Kennedy Space Center Landing Site | - | Organizations |
| TAC | Tactical Air Command | - | Organizations |
| TAC | Total Average Cost | - | Organizations |
| TAC/RA | TACAN Radar Altimeter | - | Organizations |
| TACAN | Tactical Air Command And Navigation System | - | Organizations |
| TACAN | Tactical Air Navigation | - | Organizations |
| TACAN | Tactical Air Navigation | - | Organizations |
| TACH | Tachometer | - | Organizations |
| TACO | Test And Checkout Operations | - | Organizations |
| TAD | Temperature And Dewpoint | - | Organizations |
| TAEM | Terminal Area Energy Management | - | Organizations |
| TAEM | Terminal Area Energy Management | - | Organizations |
| TAG | Technical Air-to-Ground | - | Organizations |
| TAGS | Text And Graphics System | - | Organizations |
| TAIR | Test Assembly Inspection Record | - | Organizations |
| TAL | Transatlantic Abort Landing | - | Organizations |
| TAL | Transoceanic Abort Landing | - | Organizations |
| TALAR | Tactical Approach And Landing Radar | - | Organizations |
| TAM | Thermal Analytical Model | - | Organizations |
| TAN | Tananarive | - | Organizations |
| TAO | Trans-Atlantic Abort | - | Organizations |
| TAP | Technical Achievement Plan | - | Organizations |
| TAP | Telemetry Acceptance Pattern | - | Organizations |
| TAP | Test Administration Plan | - | Organizations |
| TAP | Total Air Pressure | - | Organizations |
| TAR | Technical Analysis Request | - | Organizations |
| TAR | Test Action Requirement | - | Organizations |
| TAR | Test Agency Report | - | Organizations |
| TARC | TASTelemetry Antenna Subsystem | - | Organizations |
| TARC | Test Article Specification | - | Organizations |
| TARC | Through Axis Rotational Control | - | Organizations |
| TARC | True Airspeed | - | Organizations |
| TASPR | TATTechnical Acceptance Team | - | Organizations |
| TASPR | TATITotal Air TemPerature Indicator | - | Organizations |
| TASPR | Technical And Schedule Performance Report | - | Organizations |
| TASPR | Total Air Temperature | - | Organizations |
| TASPR | Turnaround Time | - | Organizations |
| TB | Talk Back | - | Organizations |
| TB | Terminal Base | - | Organizations |
| TB | Terminal Board | - | Organizations |
