The spelling of the word "Physiologer" can be understood through its IPA phonetic transcription: [fɪziˈɒlədʒə]. The first syllable, "fizi," is pronounced with a "zi" sound instead of "si" because the root word is "physiology," with a "zi" sound. The second syllable, "lo," follows the standard pronunciation of "o" as in "go." The final syllable, "ger," is pronounced with a "dʒ" sound instead of a "g" sound as it is derived from the Greek word "logos," meaning "word" or "study." Overall, "Physiologer" is spelled according to the English language conventions and its pronunciation is influenced by its linguistic roots.