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English noun: vector

1. vector (cognition) a variable quantity that can be resolved into components

Broader (hypernym)variable, variable quantity

Narrower (hyponym)cross product, radius vector, radius vector, resultant, vector product, vector sum

2. vector (shape) a straight line segment whose length is magnitude and whose orientation in space is direction

Broader (hypernym)straight line

Narrower (hyponym)ray

3. vector (object) any agent (person or animal or microorganism) that carries and transmits a disease

SamplesMosquitos are vectors of malaria and yellow fever.
Fleas are vectors of the plague.
Aphids are transmitters of plant diseases.
When medical scientists talk about vectors they are usually talking about insects.


Broader (hypernym)agent

Narrower (hyponym)carrier, gene delivery vector, immune carrier, transducing vector

Domain categoryanimal, animate being, beast, brute, creature, fauna, micro-organism, microorganism

4. vector (animal) (genetics) a virus or other agent that is used to deliver DNA to a cell

Broader (hypernym)virus

Narrower (hyponym)cosmid

Domain categorygenetic science, genetics

Based on WordNet 3.0 copyright © Princeton University.
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