| Acronym | Meaning |
| EOSDIS | Earth Observation Satellite Data And Information System |
| BRA | Brazil (ISO 3166 Trigram) |
| GPA | Grade Point Average |
| MIP | Multilateral Interoperability Programme - Multiple Identity Poster |
| DH | Dear Husband (increasingly Prevalent On Social Mailing Lists |
| GSM | General Service Medal - Grams Per Square Metre (paper Thickness; Properly G/m?) - Ground Station Module - Groupe Sp?cial Mobile (French |
| ICRS | International Celestial Reference System |
| IRO | International Refugee Organisation |
| LSE | Least Squares Estimate/Error - London School Of Economics - London Stock Exchange |
| PTUI | Plain-Text User Interface (pa-too-ey) (cf CLI) |