Douglas Harper's Etymology Dictionary
Wiktionary
a. Having or involving multiple variables. n. (context mathematics English) A vector, each of whose elements is a variate.
WordNet
adj. pertaining to any procedure involving two or more variables
Wikipedia
Usage examples of "multivariate".
The religious traditions are often so rich and multivariate that they offer ample opportunity for renewal and revision, again especially when their sacred books can be interpreted metaphorically and allegorically.
Oxnard, employing multivariate statistical analysis, renewed and amplified the line of attack begun by Zuckerman.
He drew the pathways of the light rays from the anus to the eyeballs and back, splitting it into colorful rainbows and sophisticated spectra which he elaborated with multivariate complex equations and graphs.
The reports are horribly confused and contradictory but have responded to multivariate synthesis.