Motors Part 21

=Deviate.= To avoid; to get around; not going or doing in the regular way.

=Diagram.= A mechanical plan or outline, as distinguished from a perspective drawing.

=Diametrically.= Across or through the object; through the center.

=Dioxide.= An oxide containing two atoms of oxygen to the molecule.

=Direct current.= An electric current which flows continuously in one direction.

=Dissipated.= Changed, or entirely dispensed with; usually applied to a condition where materials or substances are scattered.

=Distributer.= A piece of mechanism in an electric circuit, which switches the current from one part to the other.

=Dissect.= To take apart.

=Dominating.= Overpowering; having greatest power.

=Diverse.= Different; unlike.

=Dry Cell.= A battery in which the electrolyte is not in a fluid state.

=Duct.= Either an open trough or conduit, or a closed path for the movement of gases or liquids.

=Dynamo.= A mechanical device for the purpose of generating electricity.

=Eccentric.= A wheel having its perimeter so formed that the center is not in the exact middle portion.

=Economy.= Prudence; carefulness; not disposed to be excessive.

=Efficiency.= Well adapted for the situation; mechanism which will do the work perfectly, or cheaply.

=Effectiveness.= Well done; to the best advantage.

=Ejecting.= Throwing out; sending forth.

=Elastic.= That quality of material which tends to cause it to return to its original shape when distorted.

=Elementary.= Primitive; the first; in the simplest state.

=Electric arc.= A term applied to the current which leaps across the slightly separated ends of an electric conductor.

=Electricity.= An agent, incapable of being seen, but which produces great energy.

=Electrolyte.= The agent, or material in a battery, usually a liquid, which the current pa.s.ses through in going from one electrode to the other.

=Elliptical.= A form which might be expressed by the outline shape of an egg, measured from end to end.

=Emolument.= Pay; remuneration; the amount received for employment of any kind.

=Emission.= To send out from; a sending or putting out.

=Energy.= Force; power.

=Essential.= The main thing; the important element.

=Evaporate.= To convert into vapor, usually by heat.

=Exhaust.= The discharge part of an engine, or other apparatus.

=Excessive.= Too much; more than is required.

=Expansion.= Enlarged; the occupying of a greater s.p.a.ce.

=Explicit.= Particularly definite; carefully explained and understood.

=External.= Outside; the outer surface.

=Facilitating.= Helping; aiding in anything.

=Factor.= An element in a problem.

=Fahrenheit.= One of the standards of heat measurement. A thermometer scale, in which the freezing point of water is 32, and the boiling temperature is 212.

=Fascinating.= Attractiveness; capacity to allure.

=Feathered.= Applied to the shape of an article, or to a rib on the side of a shaft, which is designed to engage with a groove.

=Fertilizer.= Material for enriching soil and facilitating the growth of vegetables.

=Field.= A term applied to the windings and the pole pieces of a dynamo or motor, which magnetically influence the armature.

=Focal.= The point; the place to which all the elements or forces tend.

=Foot pounds.= The unit of mechanical work, being the work done in moving one pound through a distance of one foot.

=Four-cycle.= A gasoline engine, in which the ignition of the compressed hydro-carbon gases takes place every other revolution.

=Formation.= The arrangement of any mechanism, or a series of elements.

=Formula.= The recipe for the doing of a certain thing; a direction.

=Friction.= A r.e.t.a.r.ding motion; the prevention of a free movement.

=Function.= The qualities belonging to an article, machine or thing; that which a person is capable of performing.

=Fundamental.= The basis; the groundwork of a thing.