a freshwater fish, Malapterurus electricus, of the Nile and tropical central Africa, that discharges electric shocks to immobilize prey and defend itself.
noun 1. 1 (def 7a). electric cell A device, such as a battery, that is capable of changing some form of energy, such as chemical energy or radiant energy, into electricity. Also called voltaic cell. ◇ An electric cell that converts light energy into electrical energy using the photoelectric effect is called a photoelectric or […]
noun 1. a chair used to electrocute criminals sentenced to death. 2. the penalty of legal electrocution. noun (in the US) 1.
noun, Physics. 1. one of the basic properties of the elementary particles of matter giving rise to all electric and magnetic forces and interactions. The two kinds of charge are given negative and positive algebraic signs: measured in coulombs. noun 1. another name for charge (sense 25) electric charge A form of charge, designated positive, […]
noun 1. (def 9a). noun 1. (physics) another name for circuit (sense 3a)