calorie

noun cal·o·rie \ ˈka-lə-rē , ˈkal-rē \
variants: or less commonly calory

Definition of calorie

plural calories
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 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

Recent Examples of calorie from the Web

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Origin and Etymology of calorie

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

Other Weights and Measures Terms



CALORIE Defined for English Language Learners

calorie

noun

Definition of calorie for English Language Learners

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


CALORIE Defined for Kids

calorie

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

Definition of calorie for Students

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 :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
variants: also calory play \ˈkal-(ə-)rē\

medical Definition of calorie

plural calories
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 that is equal to 1000 gram calories or 3.968 Btu abbreviation Cal called also kilocalorie, kilogram calorie, large calorie
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


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