Meaning of SCALAR in English

SCALAR

I. ˈskā-lər-, -ˌlär adjective

Etymology: Latin scalaris, from scalae stairs, ladder — more at scale

Date: circa 1656

1. : having an uninterrupted series of steps : graduated

scalar chain of authority

scalar cells

2.

a. : capable of being represented by a point on a scale

scalar quantity

b. : of or relating to a scalar or scalar product

scalar multiplication

II. noun

Date: 1846

1. : a real number rather than a vector

2. : a quantity (as mass or time) that has a magnitude describable by a real number and no direction

Merriam-Webster's Collegiate English vocabulary.      Энциклопедический словарь английского языка Merriam Webster.