Definisi : n 1. force, capacity for vigorous action, tenaga: the young usually have more ~ than the old, orang muda biasanya mempunyai lebih banyak tenaga drpd orang tua; be full of ~, penuh bertenaga;2. (in pl) person’s powers for working, tenaga: he poured all his energies into his work, dia mencurahkan segala tenaganya pd kerjanya; 3. (phys) tenaga: solar ~, tenaga suria; kinetic ~, tenaga kinetik; 4. fuel and other resources, tenaga:an ~ crisis, krisis tenaga. (Kamus Inggeris-Melayu Dewan)