Dictionary › C › calorie
calorie
3 syllablesYour browser doesn’t have built-in voices. Try Chrome, Edge or Safari.
As a noun, calorie means kilogram calorie or large calorie. A unit of energy 1000 times larger than the gram calorie. It is equivalent to the gram kilocalorie, approximately 4.2 kilojoules.
Meanings of calorie
4 meaningsnoun
nutritionKilogram calorie or large calorie. A unit of energy 1000 times larger than the gram calorie. It is equivalent to the gram kilocalorie, approximately 4.2 kilojoules.
Unit of heat defined as the quantity of heat required to raise the temperature of 1 gram of water by 1 degree centigrade at atmospheric pressure
Similar: gram calorie, small calorieA unit of heat equal to the amount of heat required to raise the temperature of one kilogram of water by one degree at one atmosphere pressure; used by nutritionists to characterize the energy-producing potential in food
Similar: kilogram calorie, kilocalorie, large calorie, nutritionist's calorie
Older and rare meanings (1)
physicschemistryobsoleteThe gram calorie or small calorie, a non-SI unit of energy, equivalent to approximately 4.2 joules. This unit was widely used in chemistry and physics, being the amount of energy needed to raise the temperature of 1 gram of water by 1 °C.
Meanings from Wiktionary (CC BY-SA 4.0) and Open English WordNet (CC BY 4.0).