variable vs scalar

scalar vs variable

variable and scalar both are nouns.

variable and scalar both are adjectives.

Word	Noun	Adjective	Verb	Adverb
variable	Yes	Yes	No	No
scalar	Yes	Yes	No	No

As nouns, scalar is a hyponym of variable; that is, scalar is a word with a more specific, narrower meaning than variable:

variable: a quantity that can assume any of a set of values
scalar: a variable quantity that cannot be resolved into components

Other hyponyms of variable include argument, experimental variable, independent variable, correlate, correlative, degree of freedom, dependent variable, predictor variable, infinitesimal, chance variable, random variable, stochastic variable, variant, variate, tensor, vector.

variable (noun)	scalar (noun)
a quantity that can assume any of a set of values	a variable quantity that cannot be resolved into components
a symbol (like x or y) that is used in mathematical or logical expressions to represent a variable quantity
something that is likely to vary; something that is subject to variation
a star that varies noticeably in brightness

variable (adjective)	scalar (adjective)
liable to or capable of change	of or relating to a directionless magnitude (such as mass or speed etc.) that is completely specified by its magnitude
(used of a device) designed so that a property (as e.g. light) can be varied	of or relating to a musical scale
marked by diversity or difference

Difference between variable and scalar

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