The word "Tritovum" is spelled with three syllables: "tri-to-vum." The IPA phonetic transcription for this word is /trɪtəʊvəm/. The first syllable, "tri," is pronounced with a short "i" sound. The second syllable, "to," is pronounced with a long "o" sound. The third syllable, "vum," is pronounced with a short "u" sound. Overall, the word "Tritovum" is a unique and distinctive word that is easy to spell once its phonetic pronunciation is understood.