| Abbreviation | Definition |
|---|---|
| WE | Wednesday |
| WE | weekend |
| WED | Wednesday |
| WEDN | Wednesday |
| WEDS | Wednesday |
| WFAD | World Farm Animals Day |
| WFD | World Food Day |
| WHAW | Weather Hazards Awareness Week |
| WHAW | World Homeopathy Awareness Week |
| WHD | World Habitat Day |
| WHD | World Heart Day |
| WIAD | Women In Aviation Day |
| WICD | World Ice Cream Day |
| WIPD | World Intellectual Property Day |
| WJT | WeltJugenTag |
| WKDY | Weekday |
| WKLY | Weekly |
| WKND | Weekend |
| WKTD | Weekend Today |
| WMHD | World Mental Health Day |