English
episialin
By surface analysis, epithel(ium) + sial(omuc)in or By surface analysis, epi- + sial- + -in; the first most likely reflects the historical origin.
Equivalent to epithelium + sialomucin
Today it means
noun An epithelial sialomucin.
Language periods are conventional ranges, not dates for this word.
Etymograph / episialin