Standard Lemma guide

ketosis

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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  • /kiːˈtəʊsɪs/
  • Southern-England: Recorded audio is listed in the source snapshot.

1

noun

Meaning 1

A metabolic state in which the body produces ketones to be used as fuel by some organs so that glycogen can be reserved for organs that depend on it. This condition occurs during times of fasting, starvation, or while on a ketogenic diet.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: medicine, pathology, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

an abnormal increase of ketone bodies in the blood as in diabetes mellitus

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: ketonemia, acetonemia

Antonyms: none provided

Broader terms: symptom

History

Etymology

From keto- + -osis.

Across languages

Translations

10 source translations are retained for this English entry.

  • Chinese Mandarin: 酮病 (tóngbìng) — metabolic state involving production of ketones
  • Czech: ketóza — metabolic state involving production of ketones
  • Esperanto: ketozo — metabolic state involving production of ketones
  • Finnish: ketoosi — metabolic state involving production of ketones
  • Hungarian: ketózis — metabolic state involving production of ketones
  • Irish: céatóis — metabolic state involving production of ketones
  • Polish: ketoza — metabolic state involving production of ketones
  • Portuguese: cetose — metabolic state involving production of ketones
  • Spanish: cetosis — metabolic state involving production of ketones
  • Ukrainian: кетоз (ketoz) — metabolic state involving production of ketones