glycemic index
Longman Dictionary of Contemporary English OnlineLDOCE Onlinegly·ce·mic in·dex (also glycaemic index British English) /ɡlaɪˌsiːmɪk ˈɪndeks/ noun [singular] medical a measure of the rate at which the level of sugar in the blood increases after eating a particular food
gly·ce·mic in·dex nounSyllable