Definitions
1.adjectiveDiverse in kind or nature; composed of diverse parts."He had a large and heterogeneous collection of books."
2.adjectiveIncommensurable because of different kinds.
3.adjectiveHaving more than one phase (solid, liquid, gas) present in a system or process.
4.adjectiveVisibly consisting of different components.
5.adjectiveOf a network comprising different types of computers, potentially with vastly differing memory sizes, processing power and even basic underlying architecture; alternatively, of a data resource with multiple types of formats.