Definitions for "heterogeneous"
When items or entities in a group are different. opposite of homogeneous.
Differing in kind; having unlike qualities; possessed of different characteristics; dissimilar; -- opposed to homogeneous, and said of two or more connected objects, or of a conglomerate mass, considered in respect to the parts of which it is made up.
Consisting of dissimilar elements or parts; varied
(Legato Storage Manager Administrator's Guide; search in this book)
Keywords:  aw, gen, phase, containing, separated
(Het er aw' gen us) - Containing more than one type, but separated
containing more than one phase.
Keywords:  easily, complex, described
Complex and not easily described.
Keywords:  outside, originating, body
originating outside the body