| Acronym | Meaning |
| DY | Dahomey (ISO 3166 Digram; Obsolete Since 1977) |
| SE | Northern Sami Language (ISO 639-1 Code) |
| PLI | P?li Language (ISO 639-2 Code) |
| QU | Quechua Language (ISO 639-1 Code) |
| CJCS | Chairman |
| UCR | University Of Costa Rica |
| SIC | Standard Industrial Classification |
| KBO | Kuiper Belt Object |
| EPL | English Premier League |
| MIMAROPA | Mindoro |