Correct spelling for the English word "Heterogeneal" is [hˈɛtɹə͡ʊd͡ʒənˌi͡əl], [hˈɛtɹəʊdʒənˌiəl], [h_ˈɛ_t_ɹ_əʊ_dʒ_ə_n_ˌiə_l] (IPA phonetic alphabet).
Of a different kind or nature; unlike; dissimilar; confused and contradictory.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.
The word "heterogeneal" does not have an established or recognized etymology. It appears to be a combination of the prefix "hetero-" meaning different or varied, and the suffix "-gen" meaning production or creation. However, this word is not commonly used or found in dictionaries, so its origin and meaning may vary based on the context in which it is used.