globulin: meaning, definition, pronunciation and examples

C1
UK/ˈɡlɒbjʊlɪn/US/ˈɡlɑːbjəlɪn/

Technical/Medical/Scientific

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Quick answer

What does “globulin” mean?

Any of a group of simple proteins that are insoluble in pure water but soluble in dilute salt solutions and found widely in blood serum, milk, muscle, and plant seeds.

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Pronunciation

Definition

Meaning and Definition

Any of a group of simple proteins that are insoluble in pure water but soluble in dilute salt solutions and found widely in blood serum, milk, muscle, and plant seeds.

A class of blood plasma proteins that play various roles in immune function, transport, and clotting. Globulins are often quantified in medical tests (e.g., total protein, albumin/globulin ratio).

Dialectal Variation

British vs American Usage

Differences

No significant spelling or meaning differences. Pronunciation differences are minimal (see IPA).

Connotations

Identical technical/medical connotations in both varieties.

Frequency

Equally low-frequency outside technical contexts in both varieties.

Grammar

How to Use “globulin” in a Sentence

The patient's serum [contained] elevated [globulin].Gamma globulin [is administered] [to] immunocompromised patients.The [globulin] level [was] abnormal.

Vocabulary

Collocations

strong
gamma globulinserum globulinimmune globulinbeta globulinalpha globulinglobulin levelglobulin fraction
medium
elevated globulinnormal globulinbind to globulinsynthesize globulinglobulin test
weak
high globulinlow globulinmeasure globulinadminister globulin

Examples

Examples of “globulin” in a Sentence

verb

British English

  • The fraction was globulined to isolate the antibodies. (Highly technical/rare)

American English

  • The sample needs to be globulin-precipitated. (Technical)

adverb

British English

  • None. Not standard.

American English

  • None. Not standard.

adjective

British English

  • The globulin fraction showed abnormal electrophoresis patterns.

American English

  • The doctor noted a globulin deficiency in the lab report.

Usage

Meaning in Context

Business

Rare, except in biotech/pharmaceutical contexts (e.g., 'globulin production', 'globulin therapeutics').

Academic

Common in biochemistry, immunology, medical, and physiology papers/textbooks.

Everyday

Very rare. May appear in patient information leaflets or health discussions.

Technical

The primary context. Used precisely to classify proteins.

Vocabulary

Synonyms of “globulin”

Strong

immunoglobulin (for specific subclasses)

Neutral

plasma proteinserum protein

Weak

blood proteinprotein fraction

Vocabulary

Antonyms of “globulin”

albumin (as a contrasting plasma protein class)

Watch out

Common Mistakes When Using “globulin”

  • Confusing 'globulin' with 'albumin' (another plasma protein).
  • Using 'globulin' as a countable noun incorrectly (e.g., 'three globulins' is unusual; prefer 'three types of globulin' or 'globulin fractions').
  • Misspelling as 'glubulin' or 'globuline'.

FAQ

Frequently Asked Questions

Albumin and globulin are the two main classes of plasma proteins. Albumin is more abundant and primarily maintains osmotic pressure and transports various substances. Globulins are a more diverse group involved in immune function (antibodies), clotting, and transport of metals and lipids.

Essentially, yes. Gamma globulins are predominantly immunoglobulins (antibodies) like IgG, IgM, and IgA. The term 'gamma globulin' is often used synonymously with antibody-rich blood fraction used for passive immunization.

As part of a comprehensive metabolic panel or liver function test to screen for conditions like chronic inflammation, infections, autoimmune diseases, liver disorders, or certain cancers like multiple myeloma.

Yes. Hypergammaglobulinemia (high levels) can result from chronic inflammation or immune disorders. Hypogammaglobulinemia (low levels) indicates an impaired immune system, potentially leading to increased infection risk.

Any of a group of simple proteins that are insoluble in pure water but soluble in dilute salt solutions and found widely in blood serum, milk, muscle, and plant seeds.

Globulin is usually technical/medical/scientific in register.

Globulin: in British English it is pronounced /ˈɡlɒbjʊlɪn/, and in American English it is pronounced /ˈɡlɑːbjəlɪn/. Tap the audio buttons above to hear it.

Phrases

Idioms & Phrases

  • None. The term is strictly technical.

Learning

Memory Aids

Mnemonic

Think of 'globe' (sphere) + '-ulin' (protein suffix). Many globulins have a globular (spherical) shape.

Conceptual Metaphor

Often conceptualized as SOLDIERS or TRANSPORTERS in the blood (immune globulins fight infection; other globulins carry hormones/metals).

Practice

Quiz

Fill in the gap
The A/G ratio compares the amount of albumin to in your blood.
Multiple Choice

Which of the following is a primary function of some globulins?