glucagon: meaning, definition, pronunciation and examples

Low
UK/ˈɡluːkəɡɒn/US/ˈɡluːkəɡɑːn/

Technical/Scientific

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Quick answer

What does “glucagon” mean?

A hormone produced by the pancreas that raises blood glucose levels by stimulating the liver to convert stored glycogen into glucose.

Audio

Pronunciation

Definition

Meaning and Definition

A hormone produced by the pancreas that raises blood glucose levels by stimulating the liver to convert stored glycogen into glucose.

In medical and biological contexts, it refers to the peptide hormone that counteracts the effects of insulin. It is also used therapeutically as an injection to treat severe hypoglycemia (low blood sugar).

Dialectal Variation

British vs American Usage

Differences

No significant differences in meaning or usage. Spelling and pronunciation are consistent.

Connotations

Identical technical/medical connotations in both varieties.

Frequency

Equally low frequency in both UK and US English, confined to specialist fields.

Grammar

How to Use “glucagon” in a Sentence

Glucagon is secreted by the pancreas.The doctor administered glucagon.Insulin and glucagon have opposing effects.

Vocabulary

Collocations

strong
pancreatic glucagonglucagon secretionglucagon levelglucagon injectionglucagon-like peptide
medium
release glucagonadminister glucagonelevated glucagonsynthetic glucagon
weak
blood glucagonmeasure glucagoneffect of glucagon

Examples

Examples of “glucagon” in a Sentence

adjective

British English

  • The glucagon response was measured.
  • Glucagon receptor activity is crucial.

American English

  • The glucagon response was measured.
  • Glucagon receptor activity is critical.

Usage

Meaning in Context

Business

Rare, except in pharmaceutical or biotech company contexts.

Academic

Common in medical, biological, and biochemistry textbooks and research papers.

Everyday

Virtually never used in casual conversation.

Technical

The primary register. Used by healthcare professionals, researchers, and in clinical settings.

Vocabulary

Synonyms of “glucagon”

Neutral

hyperglycemic hormone

Weak

counter-regulatory hormone

Vocabulary

Antonyms of “glucagon”

Watch out

Common Mistakes When Using “glucagon”

  • Mispronouncing as /ɡlʊˈkeɪɡən/ or /ˈɡlʌkəɡɒn/.
  • Using it as a general term for any blood sugar regulator.
  • Confusing its function with that of insulin.

FAQ

Frequently Asked Questions

No, glucagon is essential for everyone. It is a key hormone in the body's system for preventing blood sugar from dropping too low (hypoglycemia).

No, glucagon is a peptide that would be broken down by digestion. It is administered via injection or nasal spray.

Glucagon is a hormone. Glycogen is a stored form of glucose (a carbohydrate) in the liver and muscles. Glucagon signals the liver to break down glycogen into glucose.

Glucagon is produced by the alpha cells in the islets of Langerhans within the pancreas.

A hormone produced by the pancreas that raises blood glucose levels by stimulating the liver to convert stored glycogen into glucose.

Glucagon is usually technical/scientific in register.

Glucagon: in British English it is pronounced /ˈɡluːkəɡɒn/, and in American English it is pronounced /ˈɡluːkəɡɑːn/. Tap the audio buttons above to hear it.

Learning

Memory Aids

Mnemonic

Think: GLUCose + AGONist (something that acts for glucose). It's the hormone that 'agonises' for more glucose in the blood.

Conceptual Metaphor

BALANCE: Often conceptualised as one side of a see-saw or balance scale, with insulin as the opposing weight.

Practice

Quiz

Fill in the gap
In a healthy individual, when blood sugar drops, the alpha cells of the pancreas secrete to stimulate glucose release from the liver.
Multiple Choice

What is the primary physiological antagonist of glucagon?