VECTOR • E-FREE TRANSLATION.COM • Definition of Vector

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/vˈɛktər/ Listen

Vector

noun

A variable quantity that can be resolved into components.

A straight line segment whose length is magnitude and whose orientation in space is direction.

Any agent (person or animal or microorganism) that carries and transmits a disease. Synonym: transmitter. "Fleas are vectors of the plague" , "Aphids are transmitters of plant diseases" , "When medical scientists talk about vectors they are usually talking about insects"

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

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"Vector" Quotes from Famous Books

... and scientific phrases, the meaning of which would not be discovered for thirty-three hundred years? Could not Dr. Alexander write a Sabbath-school book, without filling it full of such phrases as "right ascension," "declination," "precession of the equinoxes," "radius vector," and the like? Or, if some wiseacre did prepare such a book, would it be very useful to children? Perhaps even we, learned philosophers of the nineteenth century, are not out of school yet. How many discoveries are yet ...

— Fables of Infidelity and Facts of Faith - Being an Examination of the Evidences of Infidelity • Robert Patterson