1 (def 7a).
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 photovoltaic cell; such cells are used in the generation of solar power and are called solar cells. See also galvanic.
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)
- Electric constant
noun 1. the permittivity of free space, which has the value 8.854 187 × 10–12 farad per metre εo Also called absolute permittivity