Definitions
1.nounA quantity that has magnitude but not direction; compare vector
2.nounAn amplifier whose output is a constant multiple of its input
3.adjectiveHaving magnitude but not direction
4.adjectiveConsisting of a single value (e.g. integer or string) rather than multiple values (e.g. array)
5.adjectiveOf, or relating to scale
6.adjectiveOf or pertaining to a musical scale.