ketosis: meaning, definition, pronunciation and examples
LowTechnical/Scientific, Health & Fitness
Quick answer
What does “ketosis” mean?
A metabolic state in which the body burns fat for fuel instead of carbohydrates, producing ketones.
Audio
Pronunciation
Definition
Meaning and Definition
A metabolic state in which the body burns fat for fuel instead of carbohydrates, producing ketones.
A biological process, often induced by diet, fasting, or illness, characterized by elevated levels of ketone bodies in the blood and tissues.
Dialectal Variation
British vs American Usage
Differences
No significant difference in meaning or spelling. Pronunciation of the final syllable may vary slightly.
Connotations
Identical technical connotations. The association with the 'keto diet' is equally prevalent in both varieties.
Frequency
Equally low in general discourse but has seen a similar rise in frequency in health and wellness contexts in both regions.
Grammar
How to Use “ketosis” in a Sentence
[Subject] enters/achieves/maintains ketosisKetosis is induced/caused by [noun phrase]to be in ketosisVocabulary
Collocations
Examples
Examples of “ketosis” in a Sentence
verb
British English
- The athlete aimed to ketose efficiently before the marathon. (Note: 'ketose' is a rare/technical verb form)
American English
- Her diet is designed to help her body ketose. (Rare)
adjective
British English
- He was in a ketotic state after several days of fasting.
American English
- She experienced ketotic breath, a common side effect.
Usage
Meaning in Context
Business
Used in marketing for low-carb or ketogenic food products, supplements, and diet plans.
Academic
Central term in biochemistry, physiology, nutrition science, and diabetes research.
Everyday
Common in discussions about weight loss diets, especially the ketogenic ('keto') diet.
Technical
Precise medical term describing a measurable metabolic condition with specific biochemical markers.
Vocabulary
Synonyms of “ketosis”
Neutral
Weak
Vocabulary
Antonyms of “ketosis”
Watch out
Common Mistakes When Using “ketosis”
- Confusing 'ketosis' (generally safe, nutritional state) with 'ketoacidosis' (dangerous medical emergency). Misspelling as 'ketoses' or 'ketosys'. Using it as a verb (e.g., 'I ketosised' is incorrect).
FAQ
Frequently Asked Questions
Nutritional ketosis, achieved through diet, is generally considered safe for most people. It is distinct from the life-threatening diabetic ketoacidosis.
It typically takes 2-7 days of restricting carbohydrate intake to around 20-50 grams net per day to enter ketosis.
Common signs include increased thirst, dry mouth, reduced hunger, a temporary boost in energy, and sometimes 'keto breath' (a fruity or metallic smell).
Most fruits are high in sugars (carbs) and can easily disrupt ketosis. Small portions of berries are often the only fruits included in strict keto diets.
A metabolic state in which the body burns fat for fuel instead of carbohydrates, producing ketones.
Ketosis is usually technical/scientific, health & fitness in register.
Ketosis: in British English it is pronounced /kiːˈtəʊsɪs/, and in American English it is pronounced /kiˈtoʊsɪs/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think: 'KEY-toe-sis' is the metabolic KEY to turning your body's fat into energy.
Conceptual Metaphor
The body as a furnace switching fuel sources (from carbohydrate 'kindling' to fat 'logs').
Practice
Quiz
Which of the following is a key feature of nutritional ketosis?