RichThesaurus
nonhomogeneity
vs
nonuniformity
nonhomogeneity
noun
Absence of homogeneity.
nonuniformity
noun
The condition of being nonuniform
A nonuniform thing
How often have the words
nonhomogeneity
and
nonuniformity
occurred in a corpus of books?
(source:
Google Ngram Viewer
)