| Acronym | Definition |
|---|
| WCTU➣Woman's Christian Temperance Union (since 1874) |
| WCTU➣Wales Cancer Trials Unit (UK) |
| WCTU➣White City Terminal Utility (railroad; White City, OR) |
| WCTU➣Washington Council of Trout Unlimited (est. 1958; Issaquah, WA) |
| WCTU➣World Confederation of Trade Unions |