THE MOTOR WOMAN’S DICTIONARY
Accelerator.—A device, operated by a pedal, for increasing the speed of the engine, either by suspending the controlling action of the governor or opening the throttle.
Accumulator.—An apparatus for storing electricity. See Battery.
Acetylene.—An inflammable gas giving a brilliant light. It is commonly produced by adding water to carbide of calcium.
Ammeter.—An instrument used for measuring the number of ampères in an electrical circuit. See Ampère.
Ampère.—The unit of measure of the quantity of current flowing through an electrical circuit. See Volt.
Axles.—The horizontal shafts or girders by which the weight of carriage is transferred to the road wheels and at the ends of which the wheels revolve. A “live” axle is one which revolves with, and by which the power of the engine is communicated to, the driving-wheels.
Backfire.—A premature explosion of the gaseous mixture in the cylinder. When it occurs while the starting-handle is being turned its effects are distinctly unpleasant to the operator.
Battery.—An arrangement of two or more cells either for the production or the storage of electricity. In the former case it is known as a primary battery; in the latter case it is known as a secondary battery, a storage battery, or an accumulator. See Cell.