| Acronym | Meaning |
| PARC | Palo Alto Research Center |
| ZIP | Zoning Improvement Plan Code |
| APOLLO | Apache Point Observatory Lunar Laser-ranging Operation |
| DRM | Digital Rights Management |
| ESC | Embryonic Stem Cell |
| MN | Millinewton |
| EPCOT | Experimental Prototype Community Of Tomorrow |
| NTP | Network Time Protocol |
| TOA | Table Of Authorities - Total Obligation Authority (accounting) |
| FTC | Federal Trade Commission |