| Acronym | Definition |
|---|
| GRL | Girl |
| GRL | Geophysical Research Letters |
| GRL | Greenland (ISO Country code) |
| GRL | Graffiti Research Lab (New York) |
| GRL | Global Resource Locator |
| GRL | Global Research Laboratory (South Korea) |
| GRL | Gamma Rho Lambda (sorority) |
| GRL | Grazinglands Research Laboratory (USDA; El Reno, OK) |
| GRL | Guided Reading Level |
| GRL | Gross Rail Load (transportation) |
| GRL | Air Greenland (ICAO code) |
| GRL | Global Reach Laydown (US DoD) |
| GRL | Guaranty Residential Lending, Inc |
| GRL | Grain Length |
| GRL | Gross Requirements List |
| GRL | General Residual Life |
| GRL | Global Requirement List |