Definition of blood sugar in US English:

blood sugar


  • The concentration of glucose in the blood.

    • ‘Shortly after birth, the baby may continue to make extra insulin even though high levels of blood sugar are no longer present.’
    • ‘High blood sugar impairs your immune system and increases your risk of infections.’
    • ‘Insoluble fiber has little effect on how rapidly your blood sugar rises after eating.’
    • ‘The way your body responds to insulin, the hormone that controls your blood sugar level may be involved.’
    • ‘The meal plan should make it easier to keep your child's blood sugar within his or her goal range.’


blood sugar

/ˈbləd ˌSHo͝oɡər//ˈbləd ˌʃʊɡər/