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English definition of “GI”

GI

noun uk   /ˌdʒiːˈaɪ/ us  

GI noun (SOLDIER)

[C] informal a soldier in the US army, especially in the Second World WarSoldiers and people who fight in wars

GI noun (FOOD)

[S] abbreviation for glycaemic index: a system for listing foods according to how quickly they increase the level of sugar in your blood: low GI foods such as peanuts, milk, and lentils high GI foods such as sweets and white breadLists and cataloguesSchedules and agendas

GI

adjective uk   /ˌdʒiːˈaɪ/ us  
specialized medical abbreviation for gastrointestinal
(Definition of GI from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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