The word "Dioristic" is spelled with the letter "D" followed by the vowel combination "io" and then the consonant cluster "ris". The final syllable is pronounced as "tic." The IPA phonetic transcription for this word is /daɪəˈrɪstɪk/. The "d" sound is represented by /d/, while the "io" combination is transcribed as /daɪə/. The "r" and "s" sounds are pronounced consecutively and represented as /rɪs/. The final syllable "tic" is represented as /tɪk/. Overall, the spelling reflects the combination of Latin and Greek roots commonly used in scientific terminology.