| Acronym | Meaning |
| POD | Plain Old Documentation |
| GCF | Greatest Common Factor |
| IMRO | Irish Music Rights Organisation |
| USAADAC | U.S. Army Air Defense Artillery Center |
| XVI | Sixteen (in Roman Numerals) |
| SSBN | Nuclear-Powered Ballistic Missile Submarine (US Navy Hull Classification) |
| BMD | Ballistic Missile Defence -Bermudian Dollar (ISO 4217 Currency Code) -Boyevaya Mashina Desanta (Russian ?????? ?????? ??????? |
| RT | PCR -Real Time Polymerase Chain Reaction Or Reverse Transcriptase Polymerase Chain Reaction. Clarified With Real Time RT-PCR Or Reverse Transcriptase RT-PCR Where Appropriate. |
| MEA | Maine Educational Assessment - Middle East Airlines - Millennium Ecosystem Assessment - Minimum Enroute Altitude - Mono-ethanol Amine - Multilateral Environmental Agreement |
| SN | Senegal (ISO 3166 Digram) - Singapore (FIPS 10-4 Country Code) - Snow (METAR Code) - SuperNova-Screen Name |