| Acronym | Meaning |
| UCR | University Of Costa Rica |
| GNB | Guinea-Bissau (ISO 3166 Trigram) |
| FLAC | Free Lossless Audio Codec. |
| EI | Ireland (FIPS 10-4 Country Code; From ire) |
| WSJ | Wall Street Journal |
| TCU | Texas Christian University |
| SAML | Security Assertion Markup Language (sam-ell) |
| EE | Estonia (ISO 3166 Digram) -Electrical Engineering - Electrical Engineer |
| YPA | Yards Per Pass Attempt (football Statistic) |
| NEPA | National Environmental Policy Act |