"Symmelus" is a rare term that may be spelled out phonetically as /sɪˈmɛləs/. The word does not have a widely accepted definition, and information regarding its origins is scarce. The IPA phonetic transcription of "symmelus" helps distinguish the syllables and the sounds that make up the word. It is pronounced as "sih-meh-luhs" in American English. Overall, "symmelus" remains an obscure term with limited usage in contemporary language.
Sirenomelus, sympus.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.