Heterogeneous

Tatoeba's corpus is heterogeneous in many dimensions.

Source: tatoeba (2099611)

Without an emulsifier to keep them from separating, oil and water always return to a heterogeneous mixture.

Source: tatoeba (10614275)

It's a heterogeneous group, not a homogeneous one.

Source: tatoeba (10654591)

Nothing could well resemble less a typical English street than the interminable avenue, rich in incongruities, through which our two travelers advanced—looking out on each side of them at the comfortable animation of the sidewalks, the high-colored, heterogeneous architecture, the huge white marble facades glittering in the strong, crude light, and bedizened with gilded lettering, the multifarious awnings, banners, and streamers, the extraordinary number of omnibuses, horsecars, and other democratic vehicles, the vendors of cooling fluids, the white trousers and big straw hats of the policemen, the tripping gait of the modish young persons on the pavement, the general brightness, newness, juvenility, both of people and things.

Source: tatoeba (11026447)