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A unit of measure for dynamical effect or work; a foot pound. See Foot pound. Whewell.

Relating to physical forces, effects, or laws; as, dynamical geology. As natural science has become more dynamic, so has history. Prof. Shedd. Dynamical electricity. See under Electricity.

auled. -- To ease the helm (Naut.), to put the helm more nearly amidships, to lessen the effect on the ship, or the strain on the wheel rope. Ham. Nav. Encyc.

. Echo organ (Mus.), a set organ pipes inclosed in a box so as to produce a soft, distant effect; -- generally superseded by the swell. -- Echo stop (Mus.), a stop upon a harpsichord contrived for producing the soft effect of distant sound. -- To applaud to the echo, to give loud and continuous applause. M. Arnold. I…

Brilliancy of success or effort; splendor; brilliant show; striking effect; glory; renown. "The eclat of Homer's battles." Pope.

The act or practice of using to the best effect. [R.] H. Spenser.

replace the knife in many operations, the parts operated on being severed by the crushing effect produced by the gradual tightening of a steel chain, so that hemorrhage rarely follows.

Possessing the quality of being effective; productive of, or powerful to produce, the effect intended; as, an efficacious law.

Power to produce effects; operation or energy of an agent or force; production of the effect intended; as, the efficacy of medicine in counteracting disease; the efficacy of prayer. "Of noxious efficacy." Milton.

The quality of being efficient or producing an effect or effects; efficient power; effectual agency. The manner of this divine efficiency being far above us. Hooker.

Causing effects; producing results; that makes the effect to be what it is; actively operative; not inactive, slack, or incapable; characterized by energetic and useful activity; as, an efficient officer, power. The efficient cause is the working cause. Wilson.

With effect; effectively.

rom, or produced by, electricity; as, electric power or virtue; an electric jar; electric effects; an electric spark.

The occurrence or production of certain capillary effects by the action of an electrical current or charge.

, or tending to produce, electricity or an electric current; causing electrical action or effects. Electro-motive force (Physics), the force which produces, or tends to produce, electricity, or an electric current; sometimes used to express the degree of electrification as equivalent to potential, or more properly diff…

That branch of electrical science which treats of the effect of an electric current upon the temperature of a conductor, or a part of a circuit composed of two different metals.

A term sometimes applied to the effects (tetanus) produced in the muscles of the limbs, when a current of electricity is passed along the spinal cord or nerves.

An apparatus or machine for producing motion and mechanical effects by the action of electricity; an electro-magnetic engine.

Pertaining to, or effected by means of, electrotypy.

Fig.: Whatever produces the effect of moving and persuasive speech. Silence that spoke and eloquence of eyes. Pope. The hearts of men are their books; events are their tutors; great actions are their eloquence. Macaulay.