Definition of Constant

1. Noun. A quantity that does not vary.

Exact synonyms: Constant Quantity, Invariable
Generic synonyms: Quantity
Specialized synonyms: Parameter, Parametric Quantity

2. Adjective. Unvarying in nature. "Principles of unvarying validity"
Exact synonyms: Changeless, Invariant, Unvarying
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"

4. Adjective. Steadfast in purpose or devotion or affection. "Constant as the northern star"

5. Adjective. Uninterrupted in time and indefinitely long continuing. "Unremitting demands of hunger"

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:

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)

Constant Pictures

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Lexicographical Neighbors of Constant

constancy phenomenon
constant (current term)
constant-width font
constant coupling
constant field equation
constant function
constant functions
constant infusion pump
constant of gravitation
constant of integration
constant of proportionality
constant quantity
constant region
constant speed drive

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 Hyper-architecture 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 G√ľnther, 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 ..."

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