noun
gram-calorie; small calorie
Scientific unit of energy; the amount of heat needed to raise 1 gram of water by 1°C. Often called 'small calorie' to distinguish from kilocalorie (food calorie).
物理学では、熱量の単位としてグラムカロリーが使われることがある。
In physics, the gram-calorie is sometimes used as a unit of heat.
カロリー often refers to the kilocalorie (food calorie) in everyday contexts, while グラムカロリー explicitly means the small calorie.
Borrowed from English 'gram-calorie', a compound of 'gram' and 'calorie'.