# scalar

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## sca·lar

(skā′lər, -lär′)*n.*

**1.**

**a.**A quantity, such as mass, length, or speed, that is completely specified by its magnitude and has no direction.

**b.**

*Mathematics*A number, numerical quantity, or element in a field.

**2.**A device that yields an output equal to the input multiplied by a constant, as in a linear amplifier.

*adj.*

Of or relating to a scalar.

[Latin scālāris,

*of a ladder*, from scālae,*ladder*; see**scale**^{2}.]## scalar

(ˈskeɪlə)*n*

**1.**(Mathematics) a quantity, such as time or temperature, that has magnitude but not direction. Compare vector

^{1}, tensor

^{2}, pseudoscalar, pseudovector

**2.**(Mathematics)

*maths*an element of a field associated with a vector space

*adj*

(Mathematics) having magnitude but not direction

[C17 (meaning: resembling a ladder): from Latin

*scālāris,*from*scāla*ladder]## sca•lar

(ˈskeɪ lər)*adj.*

**1.**representable by position on a scale or line; having only magnitude: a scalar variable.

**2.**of, pertaining to, or utilizing a scalar.

**3.**ladderlike in arrangement or organization; graduated.

*n.*

**4.**a quantity possessing only magnitude. Compare vector (def. 1).

## sca·lar

(skā′lər) A quantity, such as mass, length, or speed, whose only property is magnitude; a number. Compare vector.

ThesaurusAntonymsRelated WordsSynonyms

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Noun | 1. | scalar - a variable quantity that cannot be resolved into componentsvariable quantity, variable - a quantity that can assume any of a set of values |

Adj. | 1. | scalar - of or relating to a musical scale; "he played some basic scalar patterns on his guitar" |

2. | scalar - of or relating to a directionless magnitude (such as mass or speed etc.) that is completely specified by its magnitude; "scalar quantity" |

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