Standard Lemma guide

disaccharidase

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

Any of a class of glycoside hydrolases, enzymes that break down disaccharides into monosaccharides

Definition source: English Wiktionary via Wiktextract

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

Examples

  • Lactase is a disaccharidase that breaks down lactose into glucose and galactose.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

an enzyme that catalyzes the hydrolysis of disaccharides into monosaccharides

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

Narrower terms: invertase, saccharase, sucrase, lactase, Lactaid

History

Etymology

Etymology tree Proto-Indo-European *dwóh1 Proto-Indo-European *dwi- Proto-Hellenic *dwi- Ancient Greek δῐ- (dĭ-)bor. Latin di-bor. English di- Proto-Indo-European *ḱorkeh2 Proto-Indo-Iranian *ćárkaraH Proto-Indo-Aryan *śárkaraH Sanskrit शर्क॑रा (śárkarā) Pali sakkharābor. Ancient Greek σάκχᾰρον (sákkhăron)bor. Latin saccharon Latin saccharum English saccharo- Proto-Indo-European *dheh1-der. Proto-Italic *-iðos Latin -idusder. English -ide English saccharide English disaccharide Proto-Indo-European *dwóh1 Proto-Indo-European *dwísder. Ancient Greek διά (diá) Ancient Greek δῐᾰ- (dĭă-) Proto-Indo-European *steh2- Proto-Indo-European *stísteh2ti Proto-Hellenic *hístāmi Ancient Greek ῐ̔́στημῐ (hĭ́stēmĭ) Ancient Greek δῐῐ̈́στημῐ (dĭĭ̈́stēmĭ) Ancient Greek δῐᾰ́στᾰσῐς (dĭắstăsĭs) English diastase English -ase English disaccharidase From disaccharide + -ase.

Across languages

Translations

1 source translations are retained for this English entry.

  • Italian: disaccaridasi — Translations