Ampere hour

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1.(Elec.) The quantity of electricity delivered in one hour by a current whose average strength is one ampère. It is used as a unit of quantity, and is equal to 3600 coulombs. The terms Ampère minute and Ampère second are sometimes similarly used.
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.
References in periodicals archive ?
Industrial lead batteries are rated three ways: for voltage, or the units of force or pressure of an electric current; for ampere hour capacity, or the amount of electric current units that can be discharged over the course of a shift; and for kilowatt hour capacity, or the total power that can be drawn from a battery over the course of a shift.