Definition: A state in which the body produces a high level of ketone bodies, often due to low carbohydrate intake, leading to the use of fat as the primary energy source.

Example: Many people follow a low-carb diet to achieve ketosis and lose weight.

Definition: A type of steroid that has a ketone group in its chemical structure.

Example: Ketosteroids are often studied for their effects on metabolism and hormone regulation.

Definition: Relating to a metabolic state where the body uses fat for energy instead of carbohydrates, often occurring in conditions like diabetes or during fasting.

Example: The doctor explained that a ketotic state can be dangerous if not managed properly.

Definition: A central stone in an arch that holds the other stones in place, or something that is essential for supporting a system or structure.

Example: The keystone of the arch was carefully placed to ensure its stability.

Definition: A type of soft, porous sedimentary rock made from the fossilized remains of tiny aquatic organisms called diatoms, often used as a filtration aid or in insulation.

Example: Kieselguhr is commonly used in the brewing industry for filtering beer.

Definition: A mineral that is a whitish to yellowish hydrous magnesium sulfate, often found in salt deposits.

Example: Kieserite is commonly used in fertilizers due to its magnesium content.

Definition: A unit of measurement equal to one thousand grams or one thousand meters, commonly used to measure weight or distance.

Example: The package weighs five kilos.

Definition: A measurement of pressure that is equal to 1,000 bars.

Example: The pressure in the tank was measured at 5 kilobars.

Definition: A unit used to measure the length of a nucleic acid chain, equal to one thousand nucleotides or base pairs.

Example: The genetic sequence was analyzed and found to be three kilobases long.

Definition: A unit of energy equal to 1,000 calories, commonly used to measure the energy content of foods.

Example: A slice of pizza contains about 300 kilocalories.