| Acronym | Meaning |
| TLA | Three-Letter Abbreviation/Acronym |
| GH | Ghana (ISO 3166 Digram; FIPS 10-4 Country Code) - Gigahenry |
| IIE | Innovative Interstellar Explorer |
| TNA | Total Nonstop Action Wrestling |
| ASD(C3I) | (U.S.) (Command |
| SEG | Society Of Exploration Geophysicists |
| DTL | Diode-Transistor Logic (electronics) |
| RSJ | Rolled Steel Joist (construction) |
| LISA | Laser Interferometer Space Antenna |
| MPSI | Member Of The Pharmaceutical Society Of Ireland |