Definition of keto
(Entry 1 of 3)
1
: of or relating to a ketone
also
: containing the characteristic chemical group of a ketone consisting of a carbonyl attached to two carbon atoms
keto acids
2
: ketogenic sense 2
Since keto dieting is restrictive it's a good idea to consult with your doctor before starting.— Ted Kallmyer
keto
nounDefinition of keto (Entry 2 of 3)
: a ketogenic diet
Salad is great for keto, but the dressing might not be. When in doubt, skip it.— John Nicholson Keto is a diet trend that cuts out carbohydrates and sugars to stop the blood sugar from spiking and have the body enter a state of ketosis, a process in which body burns fat for energy because it does not have enough carbohydrates to burn.— Dan Boudreaux
keto-
combining formDefinition of keto- (Entry 3 of 3)
: ketone : ketone body
ketosis
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Merriam-Webster unabridged
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Time Traveler for keto
The first known use of keto was in 1891
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