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Definition of calorie
calories
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 : 1000 gram calories or 3.968 Btu —abbreviation Cal —called also large calorie
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
From the M-W Editors
Recent Examples of calorie from the Web
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An excess of insulin can cause a variety of problems, including too much energy (calories) being directed into the fat cells.
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The clip begins with Ellen (played by Lily Collins) rattling off the calorie count for each of the foods on her dinner plate; and her pride in her ability is chilling.
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Then walk off some of the calories by making your way to Soda & Swine for meatballs with marinara, basil and Parmesan or mac and cheese.
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To do nothing but read a book, watch TV, pop a pill and look forward to the next low-calorie meal was a luxury adulthood hadn’t afforded me.
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Kittleman also overturned an executive order that banned the sale of sugary drinks and high calorie snacks in county buildings.
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Researchers concluded that the bears must kill 2 to 6 percent more seals per year to make up for burning more calories on faster-moving sea ice.
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But this author isn’t interested in feeding us those cheap calories.
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According to a rule first observed by the Swiss naturalist Albrecht von Haller in 1762, smaller creatures almost always devote a larger portion of their body weight to their brains, which require more calories to fuel than other types of tissue.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'calorie'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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
playDefinition of calorie for English Language Learners
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: a unit of heat used to indicate the amount of energy that foods will produce in the human body
CALORIE Defined for Kids
calorie
playDefinition 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
Medical Definition of calorie
calories
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
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
Learn More about calorie
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See words that rhyme with calorie Spanish Central: Translation of calorie Nglish: Translation of calorie for Spanish speakers Britannica English: Translation of calorie for Arabic speakers Britannica.com: Encyclopedia article about calorie
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