| Acronym | Meaning |
 | DMA | U.S. Defense Mapping Agency (became NIMA |
| TANJ | There Ain't No Justice (used As Expletive In The Ringworld Novels) |
| CCRAP | Canadian Conservative Reform Alliance Party |
| ORM | Oromo Language (ISO 639-2 Code) |
| IZ | Iraq (FIPS 10-4 Country Code) |
| HSMAD | Human Science/Modeling And Analysis Data |
| DILLIGAF | Do I Look Like I Give A Fuck? (Internet Shorthand) |
| HIPPARCOS | HIgh Precision Parallax COllecting Satellite |
| CCRTS | Command And Control Research And Technology Symposium |
| ZI | Zimbabwe (FIPS 10-4 Country Code) |
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