Definition of calorie in English:


Syllabification: cal·o·rie
Pronunciation: /ˈkal(ə)rē
(abbreviation: cal.)

noun (plural calories)

1Either of two units of heat energy.
More example sentences
  • I feel a small fury begin to build, but inside I feel nothing, not a single calorie of heat.
  • Only after we've squeezed every wasted kilowatthour or leaking calorie of heat out of our homes and businesses should we focus on generating more power.
  • One calorie of heat is equivalent to 4.2 joules of work.
1.1 (also small calorie, abbreviation: cal) The energy needed to raise the temperature of 1 gram of water through 1 °C (now usually defined as 4.1868 joules).
1.2 (also large calorie, abbreviation: Cal) The energy needed to raise the temperature of 1 kilogram of water through 1 °C, equal to one thousand small calories and often used to measure the energy value of foods.
More example sentences
  • Donnelly speculates that women may burn fewer calories during their workouts because they are physically smaller than men.
  • Physical activity helps control weight by burning excess calories that would otherwise be stored as fat.
  • A good way to provide additional protein without adding extra calories is by using a protein powder.


mid 19th century: from French, from Latin calor 'heat' + French suffix -ie (see -y3).

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