In physics and chemistry, the word calorie and its symbol usually refer to the small unit, the large one being called kilocalorie (kcal).

: a unit equivalent to the large calorie expressing heat-producing or energy-producing value in food when oxidized in the body

Calorie, a unit of energy or heat variously defined. The calorie was originally defined as the amount of heat required at a pressure of 1 standard atmosphere to raise the temperature of 1 gram of water 1° …

calorie noun [C] (FOOD) Add to word list a unit of energy, often used as a measurement of the amount of energy that food provides:

Calorie A unit of heat equal to the amount of heat needed to raise the temperature of 1,000 grams of water by one degree Celsius. This unit is used as a measure of the energy released by food as it is …

(Units) Also called: kilogram calorie, kilocalorie or large calorie a unit of heat, equal to one thousand calories, often used to express the heat output of an organism or the energy value of food.

Oct 28, 2022 · A calorie is a unit of energy. Counting calories is one way to monitor weight loss.

the amount of a specific food capable of producing one thousand calories of energy

Definition of calorie noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Oct 12, 2021 · What is a calorie and what does it mean for your metabolism? Learn about food calories and how they are measured when you burn them exercising.