n.
Pronunciation: ˌ hek-s ə - ' k ī - ˌ n ā s, - ˌ n ā z
Function: noun
Etymology: hexo se + kinase
Date: 1930
: any of a group of enzymes that accelerate the phosphorylation of hexoses (as in the formation of glucose-6-phosphate from glucose and ATP) in carbohydrate metabolism