glucagon

noun
glu·ca·gon | \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

Examples of glucagon in a Sentence

Recent Examples on the Web

The drug acts against the hormone glucagon, which tells the liver to make glucose. Bradley J. Fikes, sandiegouniontribune.com, "Diabetes drug results positive, Ligand says," 6 Sep. 2017 By inhibiting or antagonizing glucagon, the drug reduces the level of blood sugar. Bradley J. Fikes, sandiegouniontribune.com, "Diabetes drug results positive, Ligand says," 6 Sep. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'glucagon.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of glucagon

1923, in the meaning defined above

History and Etymology for glucagon

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

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Dictionary Entries near glucagon

glt

glub

gluc-

glucagon

glucamine

glucan

glucaric acid

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Time Traveler for glucagon

The first known use of glucagon was in 1923

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More Definitions for glucagon

glucagon

noun
glu·ca·gon | \ˈglü-kə-ˌgän \

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

More from Merriam-Webster on glucagon

Britannica.com: Encyclopedia article about glucagon

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