ke·​to·​sis | \ kē-ˈtō-səs How to pronounce ketosis (audio) \

Definition of ketosis

: an abnormal increase of ketone bodies in the body

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Other Words from ketosis

ketotic \ kē-​ˈtä-​tik How to pronounce ketotic (audio) \ adjective

Examples of ketosis in a Sentence

Recent Examples on the Web

However, recent studies indicate that the extreme fat intake required to bring the body into ketosis may also have negative effects. Jaclyn London, Ms, Rd, Cdn, Good Housekeeping, "The 5 Most Common Arguments for the Keto Diet, Debunked," 28 Aug. 2018 The whole idea is to enter a metabolic state known as ketosis, when your body burns fat for fuel. Jaclyn London, Ms, Rd, Cdn, Good Housekeeping, "Keto Diet Pills and Supplements May Hurt Your Health and Waste Your Money," 16 Jan. 2019 The goal is to restrict carb consumption to between 20 to 50 grams of carbs per day to trigger ketosis. Karla Walsh, Woman's Day, "What Is the Keto Diet, Exactly?," 27 Dec. 2018 Adherents strive to keep their bodies in ketosis by eating a specific balance of macronutrients, or macros, made up of mostly fats, some protein, and very few carbs. Jamie Lauren Keiles, Vox, "How low-fat dairy came to rule the US — and why that’s changing.," 20 Dec. 2018 The diet's aim of inducing ketosis — a metabolic process where the body uses fat instead of carbs for energy — can backfire tremendously. Caroline Picard, Good Housekeeping, "What You Can (and Can’t) Eat on a Keto Diet," 21 Aug. 2018 When no glycogen is available for energy, the body does go into ketosis, turning to fat for energy. SELF, "What You Need to Know Before Trying Intermittent Fasting," 7 Nov. 2018 Some celebrities and sports stars embrace them, and people who fast use the regimen to further push their body into ketosis. Mark Barna, Discover Magazine, "Not So Fast," 24 Sep. 2018 The keto diet is all about proteins and extra fat — with very little carbs — to get to a state of ketosis, a metabolic process where the body burns fat instead of glucose for energy. Michele Corriston,, "Mama June Posts Old Swimsuit Photo After Gaining 25 Lbs. Back: 'I'm Still Beautimess!'," 4 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ketosis.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of ketosis

1917, in the meaning defined above

History and Etymology for ketosis

New Latin

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Last Updated

12 Jun 2019

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Time Traveler for ketosis

The first known use of ketosis was in 1917

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More Definitions for ketosis


ke·​to·​sis | \ kē-ˈtō-səs How to pronounce ketosis (audio) \
plural ketoses\ -​ˌsēz How to pronounce ketoses (audio) \

Medical Definition of ketosis

1 : an abnormal increase of ketone bodies in the body in conditions of reduced or disturbed carbohydrate metabolism (as in uncontrolled diabetes mellitus) — compare acidosis, alkalosis
2 : a nutritional disease of cattle and sometimes sheep, goats, or swine that is marked by reduction of blood sugar and the presence of ketone bodies in the blood, tissues, milk, and urine and is associated with digestive and nervous disturbances

Other Words from ketosis

ketotic \ -​ˈtät-​ik How to pronounce ketotic (audio) \ adjective

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