| W Connection | W Connection FC |
| W engine | Moteur avec cylindres en W |
| W Juliet | W-Juliette |
| W Ursae Majoris stars | Etoiles W Ursae Majoris |
| W Virginis stars | Etoiles W Virginis |
| W Virginis variable | Variable de type W Virginis |
| W-boson | boson W |
| W-CDMA | W-CDMA |
| W. Somerset Maugham | William Somerset Maugham |
| WA | WA |
| Waal | Waal |
| Waalhaven | Waalhaven |
| Waardenburg syndrome | Syndrome de Waardenburg |
| Waasland | Pays de Waes |
| Wabash County | Comté de Wabash |
| Wabi-sabi | Wabi-sabi |
| Wace | Wace |
| Wachau | Wachau |
| Wacho | Waccho |
| Wachovia Center | Wachovia Center |
| Wachowski brothers | Frères Wachowski |
| Wachseldorn | Wachseldorn |
| Wachtberg | Wachtberg |
| Wachtmeister | Maréchal des logis chef |
| Wacker München | FC Wacker Munich |
| Wackier | Fou |
| Wacky Races | Les Fous du volant |
| Waco | Waco |
| Waco Siege | Siège de Waco |
| Wacław Berent | Wacław Berent |
| Wacław Rzewuski | Wenceslas Rzewuski |
| Wacław Sierpiński | Wacław Sierpiński |
| wad | boucher |
| Wada test | Test de Wada |
| Wadati-Benioff zone | Plan de Benioff |
| Wadden Sea | Mer des Wadden |
| waddle | se dandiner |
| wade | patauger |
| Wade Dubielewicz | Wade Dubielewicz |
| Wade in | Se mettre dans la partie |
| Wade Redden | Wade Redden |
| Wade through | Patauger dans |
| Wade-Giles | Wade-Giles |
| Wadel Abdelkader Kamougué | Wadel Abdelkader Kamougué |
| wader | échassier |
| Wadern | Wadern |
| waders | cuissardes |
| Wadgassen | Wadgassen |
| wadi | oued |
| Wadi Al-Hitan | Wadi Al-Hitan |
| Wadi Fira Region | Wadi Fira |
| wading pool | pataugeoire |
| Wadjet | Ouadjet |
| Wadowice | Wadowice |
| Wadsley Bridge | Wadsley Bridge |
| Wadō | Ère Wadō |
| Wadō-ryū | Wadō-ryū |
| Wafa Sultan | Wafa Sultan |
| Wafd Party | Parti Wafd |
| wafer | hostie |
| wafer-thin | mince comme du papier à cigarette |
| Waffen-SS | Waffen-SS |
| waffle | gaufre |
| waffle iron | moule à gaufres |
| wag | remuer |
| wag its tail | fouetter de la queue |
| Wagashi | Wagashi |
| wage | salaire |
| Wage slavery | Esclavage salarié |
| Wage tax | Impôt sur les salaires |
| wage war | faire la guerre |
| wage war against | faire campagne contre |
| wage war on | faire campagne contre |
| Wagenhausen | Wagenhausen |
| Wageningen | Wageningen |
| Wageningen University | Université de Wageningen |
| wager | enjeu |
| wager on | parier |
| wagering | pari |
| wages | salaire |
| Wagga Wagga | Wagga Wagga |
| waggle | frétiller |
| Waghäusel | Waghäusel |
| Waging am See | Waging am See |
| Wagn | First Capital Connect |
| Wagner | Wagner |
| Wagnerian | Wagnérien |
| wagon | chariot |
