(engineering) a method of machining using a shaped electrode which erodes the workpiece by an electric spark discharge between itself and the workpiece
noun, Electricity. 1. a space between two electrodes, across which a discharge of electricity may take place. 2. the electrodes and the space between, considered as a unit: used in ignition systems. noun 1. the space between two electrodes across which a spark can jump Sometimes shortened to gap spark gap A gap in an […]
noun 1. an alternating-current power source with a condenser discharging across a spark gap.
noun 1. an informal name for electrician
noun, British. 1. spark plug (def 1). sparking plug noun 1. a device screwed into the cylinder head of an internal-combustion engine to ignite the explosive mixture by means of an electric spark which jumps across a gap between a point earthed to the body of the plug and the tip of a central insulated […]