Definition of Reaction

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Reaction

A regular or characteristic response to a stimulation of the nerves.

A test for typhoid fever based on the fact that blood serum of one affected, in a bouillon culture of typhoid bacilli, causes the bacilli to agglutinate and lose their motility.

Any action in resisting other action or force; counter tendency; movement in a contrary direction; reverse action.

The mutual or reciprocal action of chemical agents upon each other, or the action upon such chemical agents of some form of energy, as heat, light, or electricity, resulting in a chemical change in one or more of these agents, with the production of new compounds or the manifestation of distinctive characters. See Blowpipe reaction, Flame reaction, under Blowpipe, and Flame.

An action induced by vital resistance to some other action; depression or exhaustion of vital force consequent on overexertion or overstimulation; heightened activity and overaction succeeding depression or shock.

The force which a body subjected to the action of a force from another body exerts upon the latter body in the opposite direction.

Backward tendency or movement after revolution, reform, or great progress in any direction.

Related Definitions:

Action, Activity, Affected, After, Agglutinate, An, And, Another, Any, As, Bacilli, Backward, Based, Blood, Blowpipe, Body, Bouillon, By, Change, Characteristic, Chemical, Consequent, Contrary, Counter, Culture, Depression, Direction, Distinctive, Each, Electricity, Energy, Exhaustion, Fact, Fever, Flame, For, Force, Form, From, Great, Heat, Heightened, In, Induced, Latter, Lose, Light, Manifestation, More, Motility, Movement, Mutual, New, Of, On, One, Opposite, Or, Other, Overaction, Overexertion, Production, Progress, Reaction, Reciprocal, Reform, Regular, Resistance, Resisting, Response, Resulting, Reverse, Revolution, See, Serum, Shock, Some, Stimulation, Subjected, Succeeding, Such, Tendency, Test, That, The, Their, These, To, Typhoid, Under, Upon, Vital, Which, With

Reaction Quotations

Have we not come to such an impasse in the modern world that we must love our enemies - or else? The chain reaction of evil - hate begetting hate, wars producing more wars - must be broken, or else we shall be plunged into the dark abyss of annihilation.
Martin Luther King, Jr.

Excess generally causes reaction, and produces a change in the opposite direction, whether it be in the seasons, or in individuals, or in governments.
Plato

The excessive increase of anything causes a reaction in the opposite direction.
Plato

I like any reaction I can get with my music. Just anything to get people to think. I mean if you can get a whole room full of drunk, stoned people to actually wake up and think, you're doing something.
Jim Morrison

There is hardly such a thing as a war in which it makes no difference who wins. Nearly always one side stands more of less for progress, the other side more or less for reaction.
George Orwell

President Bush gave his first-ever presidential radio address in both English and Spanish. Reaction was mixed, however, as people were trying to figure out which one was which.
Dennis Miller

Our age knows nothing but reaction, and leaps from one extreme to another.
Reinhold Niebuhr

The meeting of two personalities is like the contact of two chemical substances: if there is any reaction, both are transformed.
Carl Jung

Learned helplessness is the giving-up reaction, the quitting response that follows from the belief that whatever you do doesn't matter.
Arnold Schwarzenegger

Reaction - a boat which is going against the current but which does not prevent the river from flowing on.
Victor Hugo

Reaction Translations

reaction in Dutch is reactie
reaction in Finnish is vastavaikutus
reaction in German is Gegenwirkung, Reaktion, Reaktion
reaction in Italian is reazione
reaction in Swedish is reaktion

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