| Waterboarding | Waterboarding |
| Waterbury | Waterbury |
| Watercooling | Raffreddamento a liquido |
| Waterford | Waterford |
| Waterford Township | Waterford |
| Waterford United | Waterford United |
| Waterland | Waterland |
| Waterloo | Waterloo |
| waterproof | impermeabilizzato |
| Waterville | Waterville |
| Waterworld | Waterworld |
| Watkins Glen | Watkins Glen |
| Watkins Glen International | Watkins Glen International |
| Watson | Watson |
| Watsonville | Watsonville |
| watt | watt |
| Watt du Sussex | Watt |
| Watten | Watten |
| Wattenwil | Wattenwil |
| Wattheure | Wattora |
| wattman | conducente |
| wattmètre | wattmetro |
| Watto | Watto |
| Wattrelos | Wattrelos |
| Watts | Watts |
| Wattwil | Wattwil |
| Wauthier de Malonne | Walter |
| Wauwil | Wauwil |
| WAVEform audio format | WAV |
| Wavellite | Wavellite |
| Waville | Waville |
| Wavre | Wawer |
| Wawel | Wawel |
| Wawer | Wawer |
| Waxahachie | Waxahachie |
| Wayao | WaYao |
| Waylon Smithers | Waylon Smithers |
| Wayne Allard | Wayne Allard |
| Wayne Gretzky | Wayne Gretzky |
| Wayne Rooney | Wayne Rooney |
| Wayuu | Wayuu |
| Waziristan | Waziristan |
| Waïfre | Waifer di Aquitania |
| Wałbrzych | Wałbrzych |
| WB | WB |
| wc | bagno |
| WC chimique | Bagno chimico |
| WCER | Congresso mondiale delle religioni etniche |
| WCW Bash at the Beach | WCW Bash at the Beach |
| WCW Monday Nitro | WCW Monday Nitro |
| WCW SuperBrawl | WCW SuperBrawl |
| We Are the Champions | We Are the Champions |
| We Are the Night | We Are the Night |
| We Are the World | We Are the World |
| We die young | We Die Young |
| We Shall Overcome | We Shall Overcome |
| We Wish You a Merry Christmas | We Wish You a Merry Christmas |
| We ♥ Katamari | We ♥ Katamari |
| Weakly interacting massive particles | Wimp |
| Weasley | Weasley |
| Weather Report | Weather Report |
| Web | World Wide Web |
| Web design | Web design |
| Web Feature Service | Web Feature Service |
| Web Map Service | Web Map Service |
| Web Ontology Language | Web Ontology Language |
| Web Services Description Language | Web Services Description Language |
