'Scalar' definitions:
Definition of 'scalar'
(from WordNet)
adjective
Of or relating to a musical scale; "he played some basic scalar patterns on his guitar"
adjective
Of or relating to a directionless magnitude (such as mass or speed etc.) that is completely specified by its magnitude; "scalar quantity"
noun
A variable quantity that cannot be resolved into components
Definition of 'Scalar'
From: GCIDE
- Scalar \Sca"lar\, n. (Math.) In the quaternion analysis, a quantity that has magnitude, but not direction; -- distinguished from a vector, which has both magnitude and direction. [1913 Webster]