- noun an electrical circuit that provides particular direct current voltage and current levels from an alternating current source for use in other electrical circuits
- A source of power or electricity. For example, a power line or battery. Also called supply (2).
- A source of power for electronic components, circuits, devices, equipment, or systems. Such sources include batteries and power packs. Also called electronic power supply, or supply (3).
- synonympower source
Information & Library Science
- noun a supply of electricity to a building or work site