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luteotrophin

Very low
UK/ˌluːtɪə(ʊ)ˈtrəʊfɪn/US/ˌluːtioʊˈtroʊfɪn/

Technical/scientific

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Definition

Meaning

A hormone that stimulates the corpus luteum, especially prolactin.

In endocrinology, a hormone that promotes the development and maintenance of the corpus luteum, which secretes progesterone during the menstrual cycle and early pregnancy.

Linguistics

Semantic Notes

Primarily used in medical, veterinary, and biological contexts. Often synonymous with 'prolactin' in its luteotrophic function.

Dialectal Variation

British vs American Usage

Differences

No significant differences in usage; both variants use the same spelling and meaning.

Connotations

Purely technical with no regional connotations.

Frequency

Equally rare in both British and American English, confined to specialist literature.

Vocabulary

Collocations

strong
luteotrophin secretionluteotrophin hormoneluteotrophin levels
medium
release of luteotrophineffect of luteotrophinluteotrophin activity
weak
high luteotrophinluteotrophin productionluteotrophin function

Grammar

Valency Patterns

Luteotrophin stimulates [noun phrase]The secretion of luteotrophinLevels of luteotrophin are measured

Vocabulary

Synonyms

Strong

luteotrophin

Neutral

prolactin (in luteotrophic context)luteotrophic hormone

Weak

luteal stimulant

Vocabulary

Antonyms

luteolysin

Usage

Context Usage

Business

Not used.

Academic

Used in endocrinology, reproductive biology, and veterinary science research papers.

Everyday

Never used in everyday conversation.

Technical

Used in medical textbooks, clinical endocrinology, and animal husbandry literature.

Examples

By Part of Speech

adjective

British English

  • The luteotrophin response was measured.
  • Luteotrophin activity varies.

American English

  • The luteotrophin response was measured.
  • Luteotrophin activity varies.

Examples

By CEFR Level

B2
  • Luteotrophin is important for maintaining pregnancy in some mammals.
C1
  • The study focused on the regulatory mechanisms of luteotrophin secretion during the oestrous cycle.

Learning

Memory Aids

Mnemonic

Think 'luteo' (relating to the corpus luteum) + 'trophin' (nourishing/growth hormone).

Watch out

Common Pitfalls

Translation Traps (for Russian speakers)

  • Avoid literal translation; it's a specific hormone name.
  • Do not confuse with 'лютеинизирующий гормон' (luteinizing hormone, LH), which is different.

Common Mistakes

  • Misspelling as 'luteotrophine' or 'luteotropin'.
  • Confusing it with luteinizing hormone (LH).

Practice

Quiz

Fill in the gap
In rodents, is essential for the maintenance of the corpus luteum.
Multiple Choice

Luteotrophin is most closely associated with which hormone?

FAQ

Frequently Asked Questions

In many contexts, yes—prolactin acts as the primary luteotrophin in humans and many animals, though 'luteotrophin' can refer more specifically to its luteal-stimulating function.

Primarily in endocrinology, reproductive biology, veterinary medicine, and animal science.

No, it is a highly specialised term unknown to general audiences.

To stimulate and maintain the corpus luteum, which produces progesterone.