| Acronym | Meaning |
 | SOHO | Solar And Heliospheric Observatory |
| WG | Working Group - Wade-Giles |
| AK | Attokelvin |
| SAML | Security Assertion Markup Language (sam-ell) |
| FOS | Florida Ornithological Society - Full Operational Status |
| EICS | East India Company's Service |
| HR | Croatia (FIPS 10-4 Country Code; ISO 3166 Digram) -Harvard Revised Star Catalogue - Human Resources |
| ASD(SO/LIC) | (U.S.) (Special Operations & Low-Intensity Conflict) |
| GRL | Greenland (ISO 3166 Trigram) |
| BGD | Bangladesh (ISO 3166 Trigram) |
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