The spelling of the word "Monopneumona" is quite complex. Phonetically, it is pronounced as "Mahn-oh-pnee-yoo-moh-nah". The first syllable "Mahn" is pronounced with a long "a" sound, followed by "oh" and "pnee". The third syllable "yoo" is pronounced with a long "u" sound, followed by "moh" and "nah". The word is derived from the Greek words "mono" meaning "one" and "pneumona" meaning "lung". Together, they form the term "Monopneumona" which refers to a condition of having only one functional lung.