Electric Circuit : Path followed by electrons from a power source (generator or battery) through an external line (including devices that use the electricity) and returning through another line to the source
US Department of Labor, Electric Power eTool: Glossary of Terms, Occupational Safety & Health Administration OSHA, Washington, D.C., USA 2010. https://www.osha.gov/SLTC/etools/electric_power/gl ossary.html, (OSHA/ Electr Pwr - Amer) {618}