The word "splenauxe" is not found in any standard dictionaries, and thus its correct spelling remains a mystery. However, it is believed to be a made-up word used in fictional contexts. The IPA phonetic transcription of this word would be /spləˈnɔks/. The "s" sound is represented by the "s" in the initial position, followed by the "p" sound represented by the letter "p". The "l" sound is rendered by the letter "l," and the "ə" represents the schwa sound. The final "ks" sound is represented by the letter "x."
Splenomegaly, enlargement of the spleen.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.