Standard Lemma guide

lactogen

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

A polypeptide placental hormone, part of the somatotropin family, with structure and function similar to those of growth hormone. It modifies the metabolic state of the mother during pregnancy to facilitate the energy supply of the fetus.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: biochemistry, biology, chemistry, microbiology, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

any agent that enhances milk production

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: agent

Narrower terms: prolactin, lactogenic hormone, luteotropin

History

Etymology

From lacto- + -gen.

Across languages

Translations

2 source translations are retained for this English entry.

  • Chinese Mandarin: 催乳激素 (cuīrǔ jīsù) — Translations
  • Chinese Mandarin: 催乳物质 — Translations