The word "eleosaccharum" is a rare and complex term that refers to a type of sugar used in medicine. Its spelling can be broken down phonetically as: /ee-lee-oh-suh-kar-uhm/. The first two syllables, "eleo," are pronounced like "eel-ee-oh," while "saccharum" is pronounced as "suh-kar-uhm." The word's spelling may seem intimidating, but it follows the conventions of Latin and Greek language roots found in many medical terms. Despite its complexity, "eleosaccharum" is an essential component in some medical treatments.
Elaeosaccharum.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.