Quantitative Concept
calories
cal·or·ies
Definitions related to nutrition, calories:
  • (calorie) A measurement of the energy content of food. The body needs calories as to perform its functions, such as breathing, circulating the blood, and physical activity. When a person is sick, their body may need extra calories to fight fever or other problems.
    NCI Dictionary of Cancer Terms
    U.S. National Cancer Institute, 2021
  • (calorie) The unit for measuring the amount of energy in food.
    Harvard Dictionary of Health Terms
    Harvard Medical Publishing, 2011
  • Role of caloric intake in cancer causation or prevention and in general health.
    NCI Thesaurus
    U.S. National Cancer Institute, 2021
  • A calorie is a measure of energy. Foods have calories. That is, foods supply the body with energy, which is released when foods are broken down during digestion. Energy enables cells to do all of their functions, including building proteins and other substances needed by the body. The energy can be used immediately or stored for use...
    Merck Manuals
    Merck & Co., Inc., 2020
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