MRID
| Acronym | Definition |
|---|---|
| MRID | Master Record Identification Number (EPA) |
| MRID | Minnesota Registry of Interpreters for the Deaf (St. Paul, MN) |
| MRID | Michigan Registry of Interpreters for the Deaf (est. 1970) |
| MRID | Multiple Range Identification |
| MRID | Medical Requirements Integration Document (Johnson Space Center; US NASA) |