Category:Vector

Vec"tor, n. Etym: [l., a bearer, carrier. fr. vehere, vectum, to Carry.]

1. Same as radius vector.

2. (math.)

Defn: a directed quantity, as a straight line, a force, or a Velocity. Vectors are said to be equal when their directions are the Same their magnitudes equal. Cf. Scalar.

Note: in a triangle, either side is the vector sum of the other two Sides taken in proper order; the process finding the vector sum of Two or more vectors is vector addition (see under addition).