| en | en | |
| Vector | Vector \Vec"tor\, n. [L., a bearer, carrier. fr. vehere, vectum, to carry.] 1. Same as {Radius vector}. [1913 Webster] 2. (Math.) 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}. [1913 Webster] 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}). [1913 Webster] |
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