noun Télécharger 🔗Partager Watt In the International System of Units, the derived unit of power; the power of a system in which one joule of energy is transferred per second. Symbol: W Examples : "The light bulb uses 60 watts of power. " L'ampoule utilise 60 watts de puissance. energy physics unit science technical Chat avec IAJeu de vocabulairePratiquer la lecture