IWBC
| Acronym | Definition |
|---|---|
| IWBC | International Women's Brass Conference |
| IWBC | Insect World Battle Championships |
| IWBC | Intermediate Western Boundary Current |
| IWBC | In Work Benefit Calculations (UK) |
| IWBC | Intermittent Warm Blood Cardioplegia |
| IWBC | Internet World Bridge Championships |
| IWBC | Independent Wine Buyers Consortium (UK) |
| IWBC | Indian Wells Brewing Company |