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calories - 5 dictionary results

cal⋅o⋅rie

[kal-uh-ree]

–noun

Thermodynamics.

a.	Also called gram calorie, small calorie. an amount of heat exactly equal to 4.1840 joules. Abbreviation: cal

b.	(usually initial capital letter) kilocalorie. Abbreviation: Cal

Physiology.

a.	a unit equal to the kilocalorie, used to express the heat output of an organism and the fuel or energy value of food.

b.	a quantity of food capable of producing such an amount of energy.

Also, calory.

Origin:
1800–10; < F, equiv. to calor- (< L calor heat) + -ie -y ³

Calories food
Get the Answers You're Looking For. Calories food

[kal-uh-ree]

–noun, plural -ries.

[kil-uh-kal-uh-ree]

–noun Thermodynamics.

one thousand small calories. Abbreviation: kcal Also called Calorie, kilogram calorie, large calorie. Compare calorie (def. 1a).

Origin:
1890–95; kilo- + calorie

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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cal·o·rie (kāl'ə-rē)

Abbr. cal Any of several approximately equal units of heat, each measured as the quantity of heat required to raise the temperature of 1 gram of water by 1°C from a standard initial temperature, especially from 3.98°C, 14.5°C, or 19.5°C, at 1 atmosphere pressure. Also called gram calorie, small calorie.
Abbr. cal The unit of heat equal to ¹/₁₀₀ the quantity of heat required to raise the temperature of 1 gram of water from 0 to 100°C at 1 atmosphere pressure. Also called mean calorie.
1. Abbr. Cal The unit of heat equal to the amount of heat required to raise the temperature of 1 kilogram of water by 1°C at 1 atmosphere pressure. Also called kilocalorie, kilogram calorie, large calorie.
2. A unit of energy-producing potential equal to this amount of heat that is contained in food and released upon oxidation by the body. Also called nutritionist's calorie.

[French, from Latin calor, heat; see caloric.]

calorie (kāl'ə-rē) Pronunciation Key

A unit of energy equal to the amount of heat needed to raise the temperature of one gram of water by one degree Celsius. One calorie is equivalent to 4.1868 joules. Also called small calorie.
Calorie A unit of heat equal to the amount of heat needed to raise the temperature of 1,000 grams of water by one degree Celsius. This unit is used as a measure of the energy released by food as it is digested by the human body. Also called kilocalorie, large calorie.

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