Standard Lemma guide

calcitriol

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

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  • General-American: /ˌkæl.sɪˈtɹaɪˌɔl/

1

noun

Meaning 1

A physiologically active metabolic derivative C27H44O3 of cholecalciferol (1,25-dihydroxycholecalciferol) that is synthesized in the liver and kidney and stimulates the intestinal absorption of calcium.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable, usually

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

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Etymology tree Latin calx Proto-Indo-European *-om Proto-Italic *-om Latin -umder. English -ium English calcium English calci- English triol English calcitriol From calci- (“vitamin D derivative”) + triol.

Across languages

Translations

4 source translations are retained for this English entry.

  • German: Calcitriol — Translations
  • Japanese: カルシトリオール (karushitoriōru) — Translations
  • Portuguese: calcitriol — Translations
  • Spanish: calcitriol — Translations