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The art or process of assaying or reducing ores by means of liquid reagents.

usually obtained as a volatile, unstable solution in water. It acts as a strong reducing agent.

Any agent that produces, or tends to produce, sleep; an opiate; a soporific; a narcotic.

by exaporation and freezing, as a white crystalline substance. It is a powerful reducing agent.

e state, but in an orange-yellow water solution, which is a strong reducing and bleaching agent. Called also hydrosulphurous acid.

rent; indwelling; abiding; intrinsic; internal or subjective; hence, limited in activity, agency, or effect, to the subject or associated acts; -- opposed to emanant, transitory, transitive, or objective. A cognition is an immanent act of mind. Sir W. Hamilton. An immanent power in the life of the world. Hare.…

nterposed or between, or without the intervention of another object as a cause, means, or agency; acting, perceived, or produced, directly; as, an immediate cause. The immediate knowledge of the past is therefore impossible. Sir. W. Hamilton. Immediate amputation (Surg.), an amputation performed within the first few ho…

That which impresses, or exercises an effect, action, or agency; appearance; phenomenon. [Obs.] Portentous blaze of comets and impressions in the air. Milton. A fiery impression falling from out of Heaven. Holland.

t of impelling or driving onward, or the state of being impelled; the sudden or momentary agency of a body in motion on another body; also, the impelling force, or impulse. "The impulsion of the air." Bacon.

That which impels or gives an impulse; an impelling agent. Sir W. Wotton.

That which incites; an inciting agent or cause; a stimulant. E. Darwin.

nceived by the mind; not explicable by the human intellect, or by any known principles or agencies; incomprehensible; as, it is inconceivable to us how the will acts in producing muscular motion. It is inconceivable to me that a spiritual substance should represent an extended figure. Locke. -- In`con*ceiv"a*ble*ness,…

ndition of acidity, alkalinity, or the deficiency, excess, or sufficiency of a standard reagent, by causing an appearance, disappearance, or change of color, as in titration or volumetric analysis.

of an effect, phusical or moral, by a gradual process; controlling power quietly exerted; agency, force, or tendency of any kind which the sun exerts on animal and vegetable life; the influence of education on the mind; the influence, according to astrologers,of the stars over affairs. Astrologers call the evil influen…

r checking of an already present action; a restraining of the function of an organ, or an agent, as a digestive fluid or ferment, etc.; as, the inhibition of the respiratory center by the pneumogastric nerve; the inhibition of reflexes, etc.

Agency; influence; production of effects. [Obs.] Bp. Hall.

An agent or preparation for destroying insects; an insect powder. -- In*sec"ti*ci`dal, a.

nce to evil actions; as to instigate one to a crime. He hath only instigated his blackest agents to the very extent of their malignity. Bp. Warburton.

ind tendency to some mode of action, independent of any consideration, on the part of the agent, of the end to which the action leads. Whately. An instinct is an agent which performs blindly and ignorantly a work of intelligence and knowledge. Sir W. Hamilton. By a divine instinct, men's minds mistrust Ensuing dangers.…

who, or that which, is made a means, or is caused to serve a purpose; a medium, means, or agent. Or useful serving man and instrument, To any sovereign state. Shak. The bold are but the instruments of the wise. Dryden.