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Constant   /kˈɑnstənt/   Listen
adjective
Constant  adj.  
1.
Firm; solid; fixed; immovable; opposed to fluid. (Obs.) "If... you mix them, you may turn these two fluid liquors into a constant body."
2.
Not liable, or given, to change; permanent; regular; continuous; continually recurring; steadfast; faithful; not fickle. Opposite of changeable and variable. "Both loving one fair maid, they yet remained constant friends." "I am constant to my purposes." "His gifts, his constant courtship, nothing gained." "Onward the constant current sweeps."
3.
(Math. & Physics) Remaining unchanged or invariable, as a quantity, force, law, etc.
4.
Consistent; logical. (Obs.)
Synonyms: Fixed; steadfast; unchanging; permanent; unalterable; immutable; invariable; perpetual; continual; resolute; firm; unshaken; determined. Constant, Continual, Perpetual. These words are sometimes used in an absolute and sometimes in a qualified sense. Constant denotes, in its absolute sense, unchangeably fixed; as, a constant mind or purpose. In its qualified sense, it marks something as a "standing" fact or occurence; as, liable to constant interruptions; constantly called for. Continual, in its absolute sense, coincides with continuous. See Continuous. In its qualified sense, it describes a thing as occuring in steady and rapid succession; as, a round of continual calls; continually changing. Perpetual denotes, in its absolute sense, what literally never ceases or comes to an end; as, perpetual motion. In its qualified sense, it is used hyperbolically, and denotes that which rarely ceases; as, perpetual disturbance; perpetual noise; perpetual intermeddling.


noun
Constant  n.  
1.
That which is not subject to change; that which is invariable.
2.
(Math.) A quantity that does not change its value; used in contradistinction to variable.
3.
(Astron.) A number whose value, when ascertained (as by observation) and substituted in a general mathematical formula expressing an astronomical law, completely determines that law and enables predictions to be made of its effect in particular cases.
4.
(Physics) A number expressing some property or condition of a substance or of an instrument of precision; as, the dielectric constant of quartz; the collimation constant of a transit instrument.
5.
(Computers) A data structure that does not change during the course of execution of a program. It may be a number, a string, or a more complex data structure; contrasted with variable.
Aberration constant, or Constant of aberration (Astron.), a number which by substitution in the general formula for aberration enables a prediction to be made of the effect of aberration on a star anywhere situated. Its value is 20".47.
Absolute constant (Math.), one whose value is absolutely the same under all circumstances, as the number 10, or any numeral.
Arbitrary constant, an undetermined constant in a differential equation having the same value during all changes in the values of the variables.
Gravitation constant (Physics), the acceleration per unit of time produced by the attraction of a unit of mass at unit distance. When this is known the acceleration produced at any distance can be calculated.
Solar constant (Astron.), the quantity of heat received by the earth from the sun in a unit of time. It is, on the C. G. S. system, 0.0417 small calories per square centimeter per second.
Constant of integration (Math.), an undetermined constant added to every result of integration.





Collaborative International Dictionary of English 0.48


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"Constant" Quotes from Famous Books



... length, a tremendous shout caused him to open them, and look out upon the arena. In an instant, he was fired with the spirit of those around him,—he cheered the gladiators on,—he shouted with all his might,—and ever after he became a constant patron of the games. So it is often with the youth, in our day, who goes to the theatre for once only. He merely wants to see what the theatre is, resolved, perhaps, that he will never be known as a theatre-goer. But he cannot withstand the fascination. ...
— The Bobbin Boy - or, How Nat Got His learning • William M. Thayer
... to ask or receive favors from those who were able and willing to help him, it thereby conferred self-independence and ceaseless energy, the constant forerunners of inevitable success. His industry was speedily rewarded, and in a manner which seemed the result rather of good luck than of strenuous effort or personal merit. One day Gerald made bold to write an article ...
— Donahoe's Magazine, Volume 15, No. 1, January 1886 • Various
... it does before a fire. Towards evening men and horses became exhausted, and the soldiers cried to their captains to lead them to water. But in that place there was no water. The rearguard fell behind, worn out with constant attacks that must be repelled in the burning heat, so that there was a great gap between it and the king who marched in the centre. Messages reached them to push on, but they could not, and at length camp was pitched in the desert near a place called Marescalcia, and upon ...
— The Brethren • H. Rider Haggard
... thick, the rain and snow so constant, that I had not yet seen Petrograd. Yesterday, out of the mists appeared golden spires, and beyond the Neva, all sullen and heavy with ice, I saw towers and domes which I hadn't seen before. I stamped my feet on the shaky little carriage and begged the izvoztchik to drive a little quicker. We had ...
— My War Experiences in Two Continents • Sarah Macnaughtan
... corn until they had been exercised, and he would invite his own mace-bearers to join him in the chase. [39] Therefore he excelled in all knightly accomplishments, he and those about him, because of their constant practice. Such was the example he set before his friends. But he also kept his eye on others, and would single out those who worshipped noble deeds, and reward them with gifts, and high commands, and seats ...
— Cyropaedia - The Education Of Cyrus • Xenophon


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