The meaning of HETEROGENEOUS is consisting of dissimilar or diverse ingredients or constituents : mixed. How to use heterogeneous in a sentence. What’s the difference between homogeneous and heterogeneous ? Learn these two confusing English words with simple explanations and clear examples for easy understanding. Heterogeneous means consisting of parts or things that are very different from each other. Learn more about the word, its synonyms, antonyms, and usage in sentences from the Cambridge English Corpus. Master the word " HETEROGENEOUS " in English: definitions, translations, synonyms, pronunciations, examples, and grammar insights - all in one complete resource.