The spelling of the word "gluside, glusidum (Br.)" can be explained using the International Phonetic Alphabet (IPA). The first syllable, "glu" is pronounced /glu/, which sounds like "gloo" with a shorter "oo" sound. The second syllable, "side" is pronounced /saɪd/, which sounds like "side" with a long "i" sound. The word is used in reference to a type of medication used to treat diabetes. It is important to spell such medical terms accurately to avoid miscommunication and errors in treatment.
Glucusimide, glucide, benzosulphinidum (U.S.), saccharin, a sweet imide derived from toluene, employed as a substitute for sugar in cases of diabetes mellitus and obesity.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.