| Abbreviation | Definition |
|---|---|
| GWC2 | Guelph - Waterloo Center for Graduate Work in Chemistry and Biochemistry |
| GWCP | Graduate Women in Chemistry at Penn |
| GWCT | Graduate Writing Competency Test |
| GWCU | George Washington Carver University |
| GWCW | George Washington University Cold War Group |
| GWH | General without honours |
| GWH | Gopher Women Hockey |
| GWIP | Gleb Wataghin Institute of Physics |
| GWNU | Gangneung–Wonju National University |
| GWPI | Guelph Waterloo Physics Institute |
| GWRI | Georgia Water Resources Institute |
| GWRI | German Wool Research Institute |
| GWRI | Global Workplace Research Initiative |
| GWRI | Ground Water Research Institute |
| GWTI | George Washington Teachers' Institute |
| GWU | Gardner Webb University |
| GWU | George Washington University |
| GWU | George Washington University's |
| GWUPD | George Washington University Police Department |
| GXT | Graded eXercise Test |