# A CDE Definition

vector

**(1)**In computer graphics, a line designated by its end points (X-Y or X-Y-Z coordinates). When a circle is drawn, it is made up of many small vectors. See vector graphics and graphics.

**(2)**In matrix algebra, a one-row or one-column matrix.

**(3)**An airplane's travel path.

**(4)**The term is used generically for "pathway" or "avenue" or even an influence of some type. For example, "x, y and z provide multiple threat vectors for malware intrusion" means there are multiple ways for intrusion to occur.

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