What is the meaning of Scalar?

Having magnitude but not direction.

Consisting of a single value (e.g. integer or string) rather than multiple values (e.g. array).

Of, or relating to scale.

Of or pertaining to a musical scale.

Relating to particles with a spin (quantum angular momentum) of 0 (known as spin 0).

Pertaining to the dimension on which something is measured.

A quantity that has magnitude but not direction; compare vector.

An amplifier whose output is a constant multiple of its input.

scalar (quantity with only magnitude)

scalar

scalar

Source: wiktionary.org