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calorie

noun cal·o·rie \ˈka-lə-rē, ˈkal-rē\

Simple Definition of calorie

  • : a unit of heat used to indicate the amount of energy that foods will produce in the human body

Source: Merriam-Webster's Learner's Dictionary

Full Definition of calorie

plural

calories

  1. 1 a :  the amount of heat required at a pressure of one atmosphere to raise the temperature of one gram of water one degree Celsius that is equal to about 4.19 joules —abbreviation cal —called also gram calorie, small calorie b :  the amount of heat required to raise the temperature of one kilogram of water one degree Celsius :  1000 gram calories or 3.968 Btu —abbreviation Cal —called also large calorie

  2. 2 a :  a unit equivalent to the large calorie expressing heat-producing or energy-producing value in food when oxidized in the body b :  an amount of food having an energy-producing value of one large calorie

Variants of calorie

also

calory

play \ˈka-lə-rē, ˈkal-rē\

Origin and Etymology of calorie

French calorie, from Latin calor heat, from calēre to be warm — more at lee


First Known Use: 1866

Other Weights and Measures Terms

Rhymes with calorie



CALORIE Defined for Kids

calorie

play
noun cal·o·rie \ˈka-lə-rē, ˈkal-rē\

Definition of calorie for Students

  1. 1 :  a unit for measuring heat equal to the amount of heat required to raise the temperature of one gram of water one degree Celsius

  2. 2 :  a unit of heat used to indicate the amount of energy foods produce in the human body that is equal to 1000 calories




Medical Dictionary

calorie

noun cal·o·rie

Medical Definition of calorie

plural

calories

  1. 1a:  the amount of heat required at a pressure of one atmosphere to raise the temperature of one gram of water one degree Celsius that is equal to about 4.19 joules—abbreviation cal; called also gram calorie, small calorieb:  the amount of heat required to raise the temperature of one kilogram of water one degree Celsius that is equal to 1000 gram calories or 3.968 Btu—abbreviation Cal; called also kilocalorie, kilogram calorie, large calorie

  2. 2a:  a unit equivalent to the large calorie expressing heat-producing or energy-producing value in food when oxidized in the bodyb:  an amount of food having an energy-producing value of one large calorie



Variants of calorie

also

calory

\ˈkal-(ə-)rē\play

Learn More about calorie


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