choline: meaning, definition, pronunciation and examples

Low frequency in general conversation; high frequency in medical, biochemical, nutritional, and health contexts.
UK/ˈkəʊ.liːn/US/ˈkoʊ.liːn/

Technical/Formal. Predominantly used in scientific, medical, nutritional, and supplement-related discourse.

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Quick answer

What does “choline” mean?

A nutrient, often grouped with B vitamins, essential for liver function, brain development, muscle movement, and metabolism.

Audio

Pronunciation

Definition

Meaning and Definition

A nutrient, often grouped with B vitamins, essential for liver function, brain development, muscle movement, and metabolism.

A water-soluble essential nutrient and a component of lecithin (a phospholipid), used in the synthesis of acetylcholine (a neurotransmitter) and structural components of cell membranes.

Dialectal Variation

British vs American Usage

Differences

No significant spelling or usage differences. Pronunciation differs.

Connotations

Identical scientific and nutritional connotations in both dialects.

Frequency

Equally low in general speech. Equally high in relevant technical fields in both regions.

Grammar

How to Use “choline” in a Sentence

N/A - Primarily a noun used in noun-noun compounds or prepositional phrases (e.g., deficiency *of* choline, supplement *with* choline).

Vocabulary

Collocations

strong
choline deficiencycholine chloridephosphatidylcholineacetylcholine synthesisdietary choline
medium
source of cholinecholine intakecholine supplementcholine metabolismrich in choline
weak
choline levelscholine contentcholine productioncholine precursoradequate choline

Examples

Examples of “choline” in a Sentence

verb

British English

  • N/A

American English

  • N/A

adverb

British English

  • N/A

American English

  • N/A

adjective

British English

  • N/A

American English

  • N/A

Usage

Meaning in Context

Business

Used in the context of the supplement, pharmaceutical, or food fortification industries.

Academic

Central in biochemistry, neuroscience, nutrition science, and physiology papers and textbooks.

Everyday

Rare, except in discussions about prenatal nutrition, brain health supplements, or specific diets.

Technical

The primary context, involving precise discussion of metabolic pathways, cell membrane structure, and neurotransmitter synthesis.

Vocabulary

Synonyms of “choline”

Neutral

essential nutrientmethyl donorvitamin-like nutrient

Weak

vitamin B4 (obsolete/unofficial term)

Vocabulary

Antonyms of “choline”

choline deficiencycholine depletion

Watch out

Common Mistakes When Using “choline”

  • Mispronouncing it as /tʃəʊ.liːn/ (like 'choose') instead of /ˈkəʊ.liːn/.
  • Confusing it with 'chlorine' (the chemical element).
  • Using it as a countable noun (e.g., 'two cholines') – it's generally uncountable.
  • Capitalising it (it is not a proprietary name).

FAQ

Frequently Asked Questions

It is an essential nutrient but is not officially classified as a vitamin. It is often grouped with the B-complex vitamins due to its similar functions.

Deficiency can lead to muscle damage, liver disease (NAFLD), and potentially contribute to neurological disorders.

Yes, but it can be more challenging. Good plant sources include soybeans, quinoa, broccoli, and certain nuts and seeds, but amounts are generally lower than in animal products.

Research is ongoing. As choline is vital for acetylcholine production and cell membrane integrity, adequate intake is theorised to support brain health and may be a modifiable risk factor, but it is not a cure.

A nutrient, often grouped with B vitamins, essential for liver function, brain development, muscle movement, and metabolism.

Choline is usually technical/formal. predominantly used in scientific, medical, nutritional, and supplement-related discourse. in register.

Choline: in British English it is pronounced /ˈkəʊ.liːn/, and in American English it is pronounced /ˈkoʊ.liːn/. Tap the audio buttons above to hear it.

Phrases

Idioms & Phrases

  • N/A

Learning

Memory Aids

Mnemonic

Think of 'choline' as key for the '**cho**-line' that connects your neurons (via acetylcholine) and protects your '**l**iver'.

Conceptual Metaphor

A BUILDING BLOCK or a SPARK PLUG: It is a fundamental structural component (of membranes) and a crucial initiator (of nerve signals).

Practice

Quiz

Fill in the gap
is a crucial precursor for the synthesis of the neurotransmitter acetylcholine.
Multiple Choice

Which of the following is a primary dietary source of choline?