| Acronym | Meaning |
 | FSSP | Families Of Structurally Similar Proteins |
| AI | Air Interdiction -Anguilla (ISO 3166 Digram) -Amnesty International - Artificial Insemination - Artificial Intelligence |
| MS | Megasecond |
| DR | Dead Reckoning -Dominican Republic (FIPS 10-4 Country Code) -Danmarks Radio (Danish Broadcasting Corporation) |
| ES | El Salvador (FIPS 10-4 Country Code) -Electronic Warfare Support -Exasiemens - Spain (ISO 3166 Digram; From Espa?a)) |
| WTH | What The Hell |
| FL | Floruit (Latin |
| AGDC | Australian Game Developers' Conference |
| RMDA | Records Management And Declassification Agency |
| FOE | Friends Of The Earth |
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