Phrase guide

lactose intolerance

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

Inability to fully metabolize lactose.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable, usually

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

congenital disorder consisting of an inability to digest milk and milk products; absence or deficiency of lactase results in an inability to hydrolyze lactose

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: lactase deficiency, milk intolerance

Antonyms: none provided

Broader terms: genetic disease, genetic disorder, genetic abnormality, genetic defect, congenital disease, inherited disease, inherited disorder, hereditary disease, hereditary condition

History

Etymology

No etymology was provided for this word.

Across languages

Translations

22 source translations are retained for this English entry.

  • Chinese Mandarin: 乳糖不耐 (rǔtángbùnài) — inability to metabolize lactose
  • Chinese Mandarin: 乳糖不耐症 (rǔtángbùnàizhèng) — inability to metabolize lactose
  • Danish: laktoseintolerans — inability to metabolize lactose
  • Dutch: lactose-intolerantie — inability to metabolize lactose
  • Finnish: laktoosi-intoleranssi — inability to metabolize lactose
  • French: intolérance au lactose — inability to metabolize lactose
  • German: Laktoseintoleranz — inability to metabolize lactose
  • Hungarian: laktózérzékenység — inability to metabolize lactose
  • Japanese: 乳糖不耐症 (nyūtōfutaishō) — inability to metabolize lactose
  • Korean: 젖당불내증 (jeotdangbullaejeung) — inability to metabolize lactose
  • Korean: 젖당못견딤증 (jeotdangmotgyeondimjeung) — inability to metabolize lactose
  • Korean: 유당불내증 (yudangbullaejeung) — inability to metabolize lactose
  • Northern Kurdish: kêmtoleransiya laktozê — inability to metabolize lactose
  • Norwegian Bokmål: laktoseintoleranse — inability to metabolize lactose
  • Norwegian Nynorsk: laktoseintoleranse — inability to metabolize lactose
  • Polish: nietolerancja laktozy — inability to metabolize lactose
  • Romanian: intoleranță la lactoză — inability to metabolize lactose
  • Russian: непереноси́мость лакто́зы (neperenosímostʹ laktózy) — inability to metabolize lactose
  • Russian: гиполактази́я (gipolaktazíja) — inability to metabolize lactose
  • Spanish: intolerancia a la lactosa — inability to metabolize lactose
  • Swedish: laktosintolerans — inability to metabolize lactose
  • Turkish: laktoz intoleransı — inability to metabolize lactose