Definition of glucose noun from the Oxford Advanced Learner's Dictionary



BrE BrE//ˈɡluːkəʊs//
; NAmE NAmE//ˈɡluːkoʊs//
; BrE BrE//ˈɡluːkəʊz//
; NAmE NAmE//ˈɡluːkoʊz//
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a simple type of sugar that is an important energy source in living things and which is a part of many carbohydrates Word Originmid 19th cent.: from French, from Greek gleukos ‘sweet wine’, related to glukus ‘sweet’.
See the Oxford Advanced American Dictionary entry: glucose