[skey-ler]
/ˈskeɪ lər/

1.

representable by position on a scale or line; having only magnitude:

a scalar variable.

2.

of, relating to, or utilizing a scalar.

3.

ladderlike in arrangement or organization; graduated:

a scalar structure for promoting personnel.

4.

Mathematics, Physics. a quantity possessing only magnitude.

Compare vector (def 1a).

British Dictionary definitions for scalar

/ˈskeɪlə/

noun

1.

a quantity, such as time or temperature, that has magnitude but not direction Compare vector (sense 1), tensor (sense 2), pseudoscalar, pseudovector

2.

(maths) an element of a field associated with a vector space

adjective

3.

having magnitude but not direction

Word Origin

C17 (meaning: resembling a ladder): from Latin scālāris, from scāla ladder

Word Origin and History for scalar

adj.

"resembling a ladder," 1650s, from Latin scalaris "of or pertaining to a ladder," from scalae (plural) "ladder, steps, flight of steps" (see scale (n.2)). Mathematical sense first recorded 1846.

scalar in Science

scalarA quantity, such as mass, length, or speed, whose only property is magnitude; a number. Compare vector. |

scalar in Technology

1.

2.

See also superscalar.

3.

(2002-06-12)

8

10

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