# Absolute constant

- Constant Con"stant, n.
1. That which is not subject to change; that which is
invariable.
[1913 Webster]
2. (Math.) A quantity that does not change its value; -- used in countradistinction to {variable}. [1913 Webster]

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. [Webster 1913 Suppl.]

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. [Webster 1913 Suppl.]

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}. [PJC]

{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[sec].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. --Young. [Webster 1913 Suppl.]

{Constant of integration} (Math.), an undetermined constant added to every result of integration. [1913 Webster + Webster 1913 Suppl.]

*The Collaborative International Dictionary of English.
2000.*

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**absolute constant**— noun : a constant (as π) that has the same value wherever it occurs in mathematics … Useful english dictionary**Constant**— Con stant, n. 1. That which is not subject to change; that which is invariable. [1913 Webster] 2. (Math.) A quantity that does not change its value; used in countradistinction to {variable}. [1913 Webster] 3. (Astron.) A number whose value, when… … The Collaborative International Dictionary of English**Constant of aberration**— Constant Con stant, n. 1. That which is not subject to change; that which is invariable. [1913 Webster] 2. (Math.) A quantity that does not change its value; used in countradistinction to {variable}. [1913 Webster] 3. (Astron.) A number whose… … The Collaborative International Dictionary of English**Constant of integration**— Constant Con stant, n. 1. That which is not subject to change; that which is invariable. [1913 Webster] 2. (Math.) A quantity that does not change its value; used in countradistinction to {variable}. [1913 Webster] 3. (Astron.) A number whose… … The Collaborative International Dictionary of English**constant**— [kän′stənt] adj. [ME & OFr constaunt < L constans: see CONSTANCY] 1. not changing; remaining the same; specif., a) remaining firm in purpose; resolute b) remaining steady in affections or loyalties; faithful c) remaining free from variation or … English World dictionary**Constant**— Con stant (k[o^]n stant), a. [L. onstans, antis, p. pr. of constare to stand firm, to be consistent; con + stare to stand: cf. F. constant. See {Stand} and cf. {Cost}, v. t.] 1. Firm; solid; fixed; immovable; opposed to {fluid}. [Obs.] [1913… … The Collaborative International Dictionary of English**Absolute electrode potential**— Absolute electrode potential, in electrochemistry, according to an IUPAC definition [ [http://goldbook.iupac.org/A00022.html IUPAC Gold Book absolute electrode potential ] ] , is the electrode potential of a metal measured with respect to a… … Wikipedia**Constant Craving**— Single by k.d. lang from the album Ingénue Released … Wikipedia**Constant Tonegaru**— Constant (Constantin) Tonegaru Born February 26, 1919(1919 02 26) Galaţi Died February 10, 1952(1952 02 10) (aged 32) Bucharest Occupation poet, journalist, activist, civil servant … Wikipedia**Absolute dating**— is the process of determining a specific date for an archaeological or palaeontological site or artifact. Some archaeologists prefer the terms chronometric or calendar dating, as use of the word absolute implies a certainty and precision that is… … Wikipedia