calorie

1. (nutrition) A non-SI unit of energy, equivalent to 4.184 kilojoules, that can raise the temperature of a kilogram of water by one degree Celsius. This is the unit normally used in food labeling.Examples: "Holonyms: megacalorie < gigacalorie"; "Meronyms: calorie (small-calorie sense), small calorie, gram calorie, thermochemical calorie"; "Biotics possess extraordinary abilities, but they must live with minor inconveniences. The most obvious issue is getting adequate nutrition. Creating biotic mass effects takes such a toll on metabolism that active biotics develop ravenous appetites. The standard Alliance combat ration for a soldier is 3000 calories per day; biotics are given 4500, as well as a canteen of potent energy drink for quick refreshment after hard combat."Synonyms: large calorie, kilocalorie, Calorie, kilogram calorie

2. (physical chemistry, physics) A non-SI unit of energy, equivalent to 4.184 joules, that can raise the temperature of a gram of water by one degree Celsius. This unit was formerly widely used in chemistry and physics.Examples: "Holonyms: kilocalorie, calorie (large-calorie sense), large calorie, Calorie (capital C) < megacalorie < gigacalorie"Synonyms: small calorie, gram calorie, thermochemical caloriephysical