Standard Lemma guide

ghrelin

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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  • Canada, General-American, Received-Pronunciation: /ˈɡɹɛlɪn/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • Australian: /ˈɡɹelɪn/
  • rhymes with -ɛlɪn

1

noun

Meaning 1

A peptide hormone, secreted in the stomach when empty, that increases appetite and secretion of growth hormone from the pituitary gland.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable, usually

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

a gastrointestinal hormone produced by epithelial cells lining the fundus of the stomach; appears to be a stimulant for appetite and feeding, but is also a strong stimulant of growth hormone secretion from the anterior pituitary

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: gastrointestinal hormone, GI hormones

History

Etymology

From g(rowth) h(ormone)-rel(easing peptide) + -in (suffix forming names of chemical compounds), influenced by Proto-Indo-European *ghreh1- (“to grow”): see the December 1999 quotation.

Across languages

Translations

37 source translations are retained for this English entry.

  • Arabic: جريلين (jarilin) — peptide hormone that increases appetite
  • Armenian: գրելին (grelin) — peptide hormone that increases appetite
  • Catalan: ghrelina — peptide hormone that increases appetite
  • Chinese Cantonese: 飢餓素 /饥饿素 (gei1 ngo6 sou3) — peptide hormone that increases appetite
  • Chinese Mandarin: 飢餓素 /饥饿素 (jī'èsù) — peptide hormone that increases appetite
  • Czech: ghrelin — peptide hormone that increases appetite
  • Dhivehi: ޣްރެލިން (ġrelin̊) — peptide hormone that increases appetite
  • Dutch: ghreline — peptide hormone that increases appetite
  • Dutch: hongerhormoon — peptide hormone that increases appetite
  • Finnish: greliini — peptide hormone that increases appetite
  • French: ghréline — peptide hormone that increases appetite
  • Galician: ghrelina — peptide hormone that increases appetite
  • German: Ghrelin — peptide hormone that increases appetite
  • Greek: γκρελίνη (gkrelíni) — peptide hormone that increases appetite
  • Greek: λενομορελίνη (lenomorelíni) — peptide hormone that increases appetite
  • Hebrew: גרלין — peptide hormone that increases appetite
  • Hungarian: ghrelin — peptide hormone that increases appetite
  • Hungarian: éhséghormon — peptide hormone that increases appetite
  • Indonesian: ghrelin — peptide hormone that increases appetite
  • Italian: grelina — peptide hormone that increases appetite
  • Japanese: グレリン (gurerin) — peptide hormone that increases appetite
  • Korean: 그렐린 (geurellin) — peptide hormone that increases appetite
  • Persian: گرلین — peptide hormone that increases appetite
  • Polish: grelina — peptide hormone that increases appetite
  • Portuguese: ghrelina — peptide hormone that increases appetite
  • Portuguese: grelina — peptide hormone that increases appetite
  • Romanian: grelină — peptide hormone that increases appetite
  • Russian: грели́н (grelín) — peptide hormone that increases appetite
  • Serbo-Croatian: grelin — peptide hormone that increases appetite
  • Slovene: grelin — peptide hormone that increases appetite
  • Spanish: ghrelina — peptide hormone that increases appetite
  • Spanish: grelina — peptide hormone that increases appetite
  • Spanish: ghrelin — peptide hormone that increases appetite
  • Swedish: ghrelin — peptide hormone that increases appetite
  • Turkish: ghrelin — peptide hormone that increases appetite
  • Ukrainian: ґрелі́н (grelín) — peptide hormone that increases appetite
  • Vietnamese: ghrelin — peptide hormone that increases appetite