"A source of electrical power (electrical energy), a device that supplies electrical current. It can be electrochemical (battery or fuel cell) or an electromechanical device (dynamo) or a specialized electronic instrument. Also called ""power source (supply)."" Specialized sources can be called ""voltage source"" or ""current source,"" indicating the characteristic of the electrical power that can be controlled by that device. "
ELECTRICAL SOURCE (SUPPLY)
Meaning of ELECTRICAL SOURCE (SUPPLY) in English
Electrochemistry English dictionary. Английский словарь электрохимии. 2012