| Acronym | Meaning |
 | AW | Aruba (ISO 3166 Digram) |
| NA | Nauruan Language (ISO 639-1 Code) |
| ICTH | Island Closest To Heaven/Hell Final Fantasy VIII |
| SIMP | Strongly Interacting Massive Particle |
| SPS | Standard Positioning Service (GPS) |
| WCS | Weapon Control Status - Wildlife Conservation Society |
| MUS | Mauritius (ISO 3166 Trigram) |
| US | United States (alsoISO 3166 And FIPS 10-4 Country Code Digram) |
| YS | Yottasiemens |
| LASER | Light Amplification By Stimulated Emission Of Radiation (cf. Maser) |
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