
Definition of Constant
1. Noun. A quantity that does not vary.
Generic synonyms: Quantity
Specialized synonyms: Parameter, Parametric Quantity
2. Adjective. Unvarying in nature. "Principles of unvarying validity"
Similar to: Invariable
Derivative terms: Changelessness, Constancy, Invariance
3. Noun. A number representing a quantity assumed to have a fixed value in a specified mathematical context. "The velocity of light is a constant"
Specialized synonyms: Avogadro Number, Avogadro's Number, Boltzmann's Constant, Coefficient, Cosmological Constant, Equilibrium Constant, Gas Constant, R, Universal Gas Constant, Constant Of Gravitation, G, Gravitational Constant, Universal Gravitational Constant, Hubble Constant, Hubble Parameter, Hubble's Constant, Hubble's Parameter, Ionic Charge, Constant Of Proportionality, Factor Of Proportionality, C, Light Speed, Speed Of Light
4. Adjective. Steadfast in purpose or devotion or affection. "Constant as the northern star"
Also: Unchangeable, Faithful, Stable, Invariable
Similar to: Staunch, Steadfast, Unswerving, Unfailing, Unflagging
Derivative terms: Constancy
Antonyms: Inconstant
5. Adjective. Uninterrupted in time and indefinitely long continuing. "Unremitting demands of hunger"
Similar to: Continuous, Uninterrupted
Derivative terms: Ceaselessness, Incessancy, Incessantness, Perpetuity
Definition of Constant
1. a. Firm; solid; fixed; immovable;  opposed to fluid.
2. n. That which is not subject to change; that which is invariable.
3. n. 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.
Definition of Constant
1. Adjective. Unchanged through time or space; permanent. ¹
2. Adjective. Consistently recurring over time; persistent ¹
3. Adjective. Steady in purpose, action, feeling, etc. ¹
4. Noun. That which is permanent or invariable. ¹
5. Noun. (algebra) A quantity that remains at a fixed value throughout a given discussion. ¹
6. Noun. (science) Any property of an experiment, determined numerically, that does not change under given circumstances. ¹
7. Noun. (computing) An identifier that is bound to an invariant value. ¹
¹ Source: wiktionary.com
Definition of Constant
1. something that does not vary [n S]
Medical Definition of Constant
1. A quantity that, under stated conditions, does not vary with changes in the environment. (05 Mar 2000)
Lexicographical Neighbors of Constant
Literary usage of Constant
Below you will find example usage of this term as found in modern and/or classical literature:
1. Constant's New Babylon: The Hyperarchitecture of Desireby Mark Wigley by Mark Wigley (1998)
"Catalogue published on the occasion of the retrospective exhibition of constant's New Babylon project at the Witte de With, Center for Contemporary Art,..."
2. Monographic Medicine by William Robie Patten Emerson, Guido Guerrini, William Brown, Wendell Christopher Phillips, John Whitridge Williams, John Appleton Swett, Hans Günther, Mario Mariotti, Hugh Grant Rowell (1916)
"Ambard and other French observers assert that K is constant in normal persons;
they maintain that it varies only between 0.06 ac'l 0.07 under varying ..."
3. Romeo and Julietby William Shakespeare, Peter Augustin Daniel by William Shakespeare, Peter Augustin Daniel (1874)
"... and of a Chast and constant wife,' 1594; f. extracts from Marston, Carew, &c.; g.
... The goodly hystory of the true and constant loue between ..."
4. Science by American Association for the Advancement of Science (1899)
"where x is the measure on the mental scale, Г the natural period, t any other
period, and ea personal constant. By this formula the various periods may be ..."
5. Proceedings (1877)
"THE question of a constant Water Supply is of such immense importance to public
communities in a sanitary point of view, that the author presumes it will ..."
6. Capital: A Critique of Political Economy by Karl Marx (1906)
"Very different combinations are clearly possible, according as one of the three
factors is constant and two variable, or two constant and one variable, ..."
7. Transactions by European Orthodontic Society, Lina Oswald, Northern Ohio Dental Society, Ossory Archaeological Society, Wentworth Historical Society, Society of Automobile Engineers (1911)
"188 constant STANDARD. If the characteristic quantity is intended to remain
constant (eg, constant voltage, constant speed, etc.) between rated load and no ..."