Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English


English definition of “glycogen”


noun [U]     /ˈɡlaɪ.kəʊ.dʒən/ US  /-koʊ-/ specialized
a substance found in the liver and muscles that stores carbohydrate and is important in controlling sugar levels in the blood Specific medicines and drugsSpecific types of drugSubstances and structures in the body
(Definition of glycogen noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of glycogen

Definitions of “glycogen” in other dictionaries

Translations of “glycogen”

Word of the Day


the skill or activity of preparing and cooking food

Word of the Day


Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More