noun Date: circa 1890 the sum of a number of vectors that for the sum of two vectors is geometrically represented by the diagonal of a parallelogram whose sides represent the two vectors being added
VECTOR SUM
Meaning of VECTOR SUM in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012