Heterogeneity

Het`er`o`ge`ne´i`ty

The state of being heterogeneous; contrariety.

The difference, indeed the heterogeneity, of the two may be felt.

- Coleridge.

Noun

heterogeneity - the quality of being diverse and not comparable in kind

Synonyms: heterogeneousness

Antonyms:

homogeneity, homogeneousness - the quality of being similar or comparable in kind or nature; "there is a remarkable homogeneity between the two companies"

diverseness, diversity, heterogeneousness, homogeneity, homogeneousness, multifariousness, nonuniformity, variety