Definition of variable

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Variable (n.) A quantity which may increase or decrease; a quantity which admits of an infinite number of values in the same expression; a variable quantity; as, in the equation x2 - y2 = R2, x and y are variables..

Lern More About Variable

Invariance :: Invariance (n.) The property of remaining invariable under prescribed or implied conditions.
Uncertain :: Uncertain (a.) Irresolute; inconsonant; variable; untrustworthy; as, an uncertain person; an uncertain breeze..
Variable :: Variable (n.) Those parts of the sea where a steady wind is not expected, especially the parts between the trade-wind belts..
Invariability :: Invariability (n.) The quality of being invariable; invariableness; constancy; uniformity.
Constant :: Constant (n.) A quantity that does not change its value; -- used in countradistinction to variable.
Variable :: Variable (n.) A shifting wind, or one that varies in force..
Moonish :: Moonish (a.) Like the moon; variable.
Babbitt Metal :: Babbitt metal () A soft white alloy of variable composition (as a nine parts of tin to one of copper, or of fifty parts of tin to five of antimony and one of copper) used in bearings to diminish friction..
Quartic :: Quartic (n.) A curve or surface whose equation is of the fourth degree in the variables.
Parameter :: Parameter (n.) A term applied to some characteristic magnitude whose value, invariable as long as one and the same function, curve, surface, etc., is considered, serves to distinguish that function, curve, surface, etc., from others of the same kind or family..
Positivism :: Positivism (n.) A system of philosophy originated by M. Auguste Comte, which deals only with positives. It excludes from philosophy everything but the natural phenomena or properties of knowable things, together with their invariable relations of coexistence and succession, as occurring in time and space. Such relations are denominated laws, which are to be discovered by observation, experiment, and comparison. This philosophy holds all inquiry into causes, both efficient and final, to be useles
Ligroin :: Ligroin (n.) A trade name applied somewhat indefinitely to some of the volatile products obtained in refining crude petroleum. It is a complex and variable mixture of several hydrocarbons, generally boils below 170ยก Fahr., and is more inflammable than safe kerosene. It is used as a solvent, as a carburetant for air gas, and for illumination in special lamps..
Differential :: Differential (n.) An increment, usually an indefinitely small one, which is given to a variable quantity..
Mean :: Mean (a.) Average; having an intermediate value between two extremes, or between the several successive values of a variable quantity during one cycle of variation; as, mean distance; mean motion; mean solar day..
Factorial :: Factorial (n.) A name given to the factors of a continued product when the former are derivable from one and the same function F(x) by successively imparting a constant increment or decrement h to the independent variable. Thus the product F(x).F(x + h).F(x + 2h) . . . F[x + (n-1)h] is called a factorial term, and its several factors take the name of factorials..
Quadric :: Quadric (n.) A surface whose equation in three variables is of the second degree. Spheres, spheroids, ellipsoids, paraboloids, hyperboloids, also cones and cylinders with circular bases, are quadrics..
Variably :: Variably (adv.) In a variable manner.
Fluxional :: Fluxional (a.) Pertaining to, or having the nature of, fluxion or fluxions; variable; inconstant..
Quadrature :: Quadrature (a.) The integral used in obtaining the area bounded by a curve; hence, the definite integral of the product of any function of one variable into the differential of that variable..
Heterocera :: Heterocera (n. pl.) A division of Lepidoptera, including the moths, and hawk moths, which have the antennae variable in form..
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