Correct spelling for the English word "Ideogenical" is [ˌɪdɪə͡ʊd͡ʒˈɛnɪkə͡l], [ˌɪdɪəʊdʒˈɛnɪkəl], [ˌɪ_d_ɪ__əʊ_dʒ_ˈɛ_n_ɪ_k_əl] (IPA phonetic alphabet).
"Ideogenical" is not a recognized English word, therefore no standard dictionary definition exists.
There is no dictionary entry for the word "ideogenical", and it does not seem to have a widely recognized etymology. It is possible that it is a neologism or a term specific to a certain field or context. Without further information, it is difficult to determine its precise origin or meaning.