| Acronym | Meaning |
| DTO | Disruptive Technology Office (was ARDA) |
| 4G | Fourth-generation Mobile Telephone System |
| RGBI | Red Green Blue Intensity (ditto) |
| NEA | Near-Earth Asteroid - Nuclear Energy Agency (OECD) |
| BCCI | Board Of Control For Cricket In India - Bank Of Credit And Commerce International |
| YAP | Young Aspiring Professional |
| DA | Denmark (FIPS 10-4 Country Code) -U.S. Department Of The Army - District Attorney |
| MOFA | Ministry Of Foreign Affairs (Japan) |
| LGM | Little Green Men |
| RT | PCR -Real Time Polymerase Chain Reaction Or Reverse Transcriptase Polymerase Chain Reaction. Clarified With Real Time RT-PCR Or Reverse Transcriptase RT-PCR Where Appropriate. |