Standard Lemma guide

urease

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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  • /ˈjʊəɹɪeɪz/
  • /ˈjʊəɹɪeɪs/
  • /jʊˈɹiːeɪz/
  • /jʊˈɹiːeɪs/

1

noun

Meaning 1

the enzyme, found in soil bacteria and some plants, that catalyzes the hydrolysis of urea into ammonia and carbon dioxide

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: chemistry, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

an enzyme that catalyzes the hydrolysis of urea into carbon dioxide and ammonia; is present in intestinal bacteria

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: enzyme

History

Etymology

Etymology tree Proto-Indo-European *h1wers-der. Ancient Greek οὐρέω (ouréō) Ancient Greek οὖρον (oûron)der. French uréeder. New Latinder. English urea Ancient Greek δῐῐ̈́στημῐ (dĭĭ̈́stēmĭ) Ancient Greek δῐᾰ́στᾰσῐς (dĭắstăsĭs) English diastase English -ase English urease From urea + -ase.

Across languages

Translations

1 source translations are retained for this English entry.

  • Spanish: ureasa — enzyme