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Definitions for: Vector [n] a variable quantity that can be resolved into components
[n] any agent (person or animal or microorganism) that carries and transmits a disease; "mosquitos are vectors of malaria and yellow fever"; "fleas are vectors of the plague"; "aphids are transmitters of plant diseases"
[n] a straight line segment whose length is magnitude and whose orientation in space is direction
Webster (1913) Definition: Vec"tor, n. [L., a bearer, carrier. fr. vehere, vectum,
to carry.]
1. Same as Radius vector.
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.
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).
Synonyms: transmitter
See Also: agent, carrier, cross product, gene delivery vector, immune carrier, radius vector, ray, resultant, straight line, transducing vector, variable, variable quantity, vector product, vector sum
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