| Acronym | Meaning |
| MWOA | Mount Wilson Observatory Association |
| TACP | Tactical Air Control Party - Technology Applications Certification Program |
| FWS | U.S. Fish And Wildlife Service |
| ZK | Zettakelvin |
| XVII | Seventeen (in Roman Numerals) |
| ULEB | Union Des Ligues Europ?ens De Basket-ball |
| NYSE | New York Stock Exchange |
| OS | Ossetic Language (ISO 639-1 Code) |
| ATWA | Air |
| YTM | Yield To Maturity |