Is “Scalar” a Scrabble word?
Yes
SCALAR
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Scalar
noun
1.A quantity that has magnitude but not direction; compare vector
2.An amplifier whose output is a constant multiple of its input
adjective
1.Having magnitude but not direction
2.Consisting of a single value (e.g. integer or string) rather than multiple values (e.g. array)
3.Of, or relating to scale