The word "Diorism" is spelled as "daɪərɪzm" in IPA phonetic transcription. It is a noun that refers to the art of making distinctions or dividing things into categories. The pronunciation of the word includes the diphthong /aɪ/ which represents the vowel sound in words like "eye" or "my". The stress is placed on the second syllable, "ər", which is pronounced with a neutral tone. Despite the uncommon spelling, the pronunciation of "Diorism" is straightforward once the IPA transcription is understood.