Alternating current (AC), flow of electric charge that periodically reverses. Electricity - Electricity - Alternating-current circuits: Certain circuits include sources of alternating electromotive forces of the sinusoidal form V = V0 cos(ωt) or V = V0 sin(ωt). More example sentences. 1.1. A buildup of electric charge. In other words, the continuous flow of electrons in an electric circuit is called an electric current.The conducting material consists a large number of free electrons which move from … ə nt / us. The SI Unit of electric current is the Ampere. Electrical current is a measure of the amount of electrical charge transferred per unit of time. Learn more. What Is An Em Dash And How Do You Use It? Some materials have low … Current in circuits. electricity definition: 1. a form of energy that can be produced in several ways and that provides power to devices that…. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. The variables which cause and hinder the rate of charge flow are explained and the mathematical application of electrical principles to series, parallel and combination circuits is presented. ► Do not confuse with currant (=a dried grape or a type of berry). It is measured in amperes. (electricity) corriente nf nombre femenino: Sustantivo de género exclusivamente femenino, que lleva los artículos la o una en singular, y las o unas en plural. Electricity is the flow of tiny particles called electrons and protons. The fuse wire is a thin wire that gets hot as the electric current passes through it. Current electricity, also called normal electricity, is what is used on a daily basis to run machines and electronics. Electric power, like mechanical power, is the rate of doing work, measured in watts, and represented by the letter P.The term wattage is used colloquially to mean "electric power in watts." The moving particles are called charge carriers, which may be one of several types of particles, depending on the conductor.