Standard Lemma guide

creatinine

noun · 1 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

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • Received-Pronunciation: /kɹiːˈæ.təˌniːn/
  • General-American: /kɹiˈæ.təˌnin/

1

noun

Meaning 1

A heterocyclic amine, 2-amino-1-methyl-5H-imidazol-4-one, formed by the metabolism of creatine.

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

History

Etymology

From creatine + -ine, from Ancient Greek κρέας (kréas, “meat”) (genitive κρέατος (kréatos)) + -ine.

Across languages

Translations

10 source translations are retained for this English entry.

  • Catalan: creatinina — heterocyclic amine
  • French: créatinine — heterocyclic amine
  • Galician: creatinina — heterocyclic amine
  • German: Kreatinin — heterocyclic amine
  • Italian: creatinina — heterocyclic amine
  • Kazakh: креатинин (kreatinin) — heterocyclic amine
  • Polish: kreatynina — heterocyclic amine
  • Portuguese: creatinina — heterocyclic amine
  • Russian: креатини́н (kreatinín) — heterocyclic amine
  • Spanish: creatinina — heterocyclic amine