scalar product

noun

, Mathematics.

1. inner product ( def 1 ).

scalar product

noun

1. the product of two vectors to form a scalar, whose value is the product of the magnitudes of the vectors and the cosine of the angle between them. Written: A · B or AB Also calleddot product Compare vector product

scalar product

1. The numerical product of the lengths of two vectors and the cosine of the angle between them.

Word History and Origins

Origin of scalar product¹

First recorded in 1875–80