noun🔗ShareKilocalorieA non-SI unit of energy equal to 1,000 calories, used (now rare) in chemistry or physics; equal to 1 calorie or Calorie as used in nutrition. Symbol kcal."The nutrition label stated that the cereal contained 200 kcal per serving. "L'étiquette nutritionnelle indiquait que les céréales contenaient 200 kilocalories par portion.energyfoodphysicschemistryscienceunitamounttechnicalChat with AIVocabulary GamePractice Reading