| Acronym | Meaning |
| USNO | U.S. Naval Observatory |
| NCAA | National Collegiate Athletic Association (NC Double A) |
| AS | American Samoa (postal Symbol; ISO 3166 Digram) - Australia (FIPS 10-4 Country Code) |
| DSPL | D.s.p. Legitima (Latin |
| ALD | Accounting Line Designator (nuclear Weapon Targeting) |
| LOD | Limit Of Detection - See Detection Limit |
| CWC | Chemical Weapons Convention |
| TTP | Tactics |
| BK | Bankrupt (most Often Seen As Gone BK) -Bosnia And Herzegovina (FIPS 10-4 Country Code) |
| GPT | GEC-Plessey Telecommunications - General Purpose Technology - Get Paid To Website |