glucagon


glu·ca·gon

noun \ˈglü-kə-ˌgän\

Definition of GLUCAGON

:  a protein hormone that is produced especially by the islets of Langerhans and that promotes an increase in the sugar content of the blood by increasing the rate of glycogen breakdown in the liver

Origin of GLUCAGON

gluc- + -agon (perhaps from Greek agōn, present participle of agein to lead, drive) — more at agent
First Known Use: 1923

glu·ca·gon

noun \ˈglü-kə-ˌgän\   (Medical Dictionary)

Medical Definition of GLUCAGON

: a protein hormone that is produced especially by the pancreatic islets of Langerhans and that promotes an increase in the sugar content of the blood by increasing the rate of breakdown of glycogen in the liver—called also hyperglycemic factor, hyperglycemic-glycogenolytic factor

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