Added 9 October 2026
calorie
/ˈkæləɹi/ noun
Latin root: calor Wiktionary
noun Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about calorie at Wordnik → Where our words come from →
- A 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.
- 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.
Origin
Borrowed from French calorie, formed from Latin calor. It was originally defined as the large calorie in the early 19th century, with the small calorie being defined some decades later.
From Wiktionary, via Kaikki.org (CC BY-SA)