vector

(noun): A directed quantity, one with both magnitude and direction; the signed difference between two points.
(noun): An ordered tuple representing a directed quantity or the signed difference between two points.
(noun): Any member of a (generalized) vector space.
(noun): A chosen course or direction for motion, as of an aircraft.
(noun): A carrier of a disease-causing agent.
(noun): (by extension) A person or entity that passes along an urban legend or other meme.
(noun): A recurring psychosocial issue that stimulates growth and development in the personality.
(noun): The way in which the eyes are drawn across the visual text. The trail that a book cover can encourage the eyes to follow from certain objects to others.
(noun): (operating systems) A memory address containing the address of a code entry point, usually one which is part of a table and often one that is dereferenced and jumped to during the execution of an interrupt.
(noun): A one-dimensional array.
(noun): A graphical representation using outlines; vector graphics.
(noun): A DNA molecule used to carry genetic information from one organism into another.
(verb): To set (particularly an aircraft) on a course toward a selected point.
(verb): To redirect to a vector, or code entry point.

The vectors in {\mathbb Q}[X] are the single-variable polynomials with rational coefficients: one is \textstyle x^{42}+\frac1{137}x-1.
a vector image