Novidium is a non-existent word and therefore there is no proper spelling. However, it can be pronounced as /noʊˈvɪdiəm/ according to the International Phonetic Alphabet (IPA). The first syllable "no" is pronounced with the long "o" sound, while "vi" is pronounced with a short "i" sound. The final syllable, "dium," is pronounced with a long "i" sound and an emphasis on the last two letters. Despite having no actual meaning, the pronunciation of Novidium can still be described using IPA.