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A method of etching in which the design upon the plate is produced in relief.

To bring or draw out; to cause to appear; to produce against counter agency or influence; to extract; to evolve; as, to educe a form from matter. The eternal art educing good from ill. Pope. They want to educe and cultivate what is best and noblest in themselves. M. Arnold.

In general: That which is produced by an agent or cause; the event which follows immediately from an antecedent, called the cause; result; consequence; outcome; fruit; as, the effect of luxury. The effect is the unfailing index of the amount of the cause. Whewell.

Having the power to produce an effect or effects; producing a decided or decisive effect; efficient; serviceable; operative; as, an effective force, remedy, speech; the effective men in a regiment. They are not effective of anything, nor leave no work behind them. Bacon. Whosoever is an effective, real cause of doing h…

Producing, or having adequate power or force to produce, an intended effect; adequate; efficient; operative; decisive. Shak. Effectual steps for the suppression of the rebellion. Macaulay. Effectual calling (Theol.), a doctrine concerning the work of the Holy Spirit in producing conviction of sin and acceptance of salv…

Tending to produce effervescence. "An effervescive force." Hickok.

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.

To produce with labor They in full joy elaborate a sigh, Young.

o its original form when relieved from stress; also, the unit force or stress required to produce this distortion. Within the elastic limit the distortion is directly proportional to the stress producing it. -- Elastic tissue (Anat.), a variety of connective tissue consisting of a network of slender and very elastic f…

ity, the quotient of a stress (of a given kind), by the strain (of a given kind) which it produces; -- called also coefficient of resistance. -- Surface of elasticity (Geom.), the pedal surface of an ellipsoid (see Pedal); a surface used in explaining the phenomena of double refraction and their relation to the elasti…

Pertaining to electricity; consisting of, containing, derived from, or produced by, electricity; as, electric power or virtue; an electric jar; electric effects; an electric spark.

city, the electricity that appears at the positive pole or anode of a battery, or that is produced by friction of glass; -- called also vitreous electricity.

A prefix or combining form signifying pertaining to electricity, produced by electricity, producing or employing electricity, etc.; as, electro-negative; electro-dynamic; electro- magnet.

That phase of mesmerism or animal magnetism, the phenomena of which are supposed to be produced by a form of electricity.

Of, Pertaining to, or produced by, magnetism which is developed by the passage of an electric current. Electro-magnetic engine, an engine in which the motive force is electro-magnetism. -- Electro-magnetic theory of light (Physics), a theory of light which makes it consist in the rapid alternation of transient electri…

ctricity or its passage from one metal to another in a voltaic circuit; mechanical action produced by means of electricity.

Producing electro-motion; producing, 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…

Pertaining to electrical results produced through physiological agencies, or by change of action in a living organism.

That branch of physiology which treats of electric phenomena produced through physiological agencies.