糖とう原げんとうげんMeanings1nounglycogenchemistryTechnical term in chemistry and biology for the polysaccharide that serves as a form of energy storage in animals and fungi.糖とう原げんは肝かん臓ぞうと筋きん肉にくに蓄たくわえられる。Glycogen is stored in the liver and muscles.