The correct spelling of the word "Christison" is /ˈkrɪstɪsən/. The first syllable is pronounced with a short "i" sound, followed by the "s" sound. The second syllable is pronounced with a long "i" sound and the "s" sound again. The final syllable is pronounced with an unstressed "uh" sound. This surname may have various origins and meanings, potentially related to the personal name "Christopher" or the Old Norse word "kristr" meaning "Christ".