noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A non-SI unit of energy equal to 1,000 calories (small calories), used (now rare) in chemistry or physics; equal to 1 calorie as used in nutrition. Symbol kcal.

   "Holonyms: megacalorie < gigacalorie"

2. 2
   a unit of heat equal to the amount of heat required to raise the temperature of one kilogram of water by one degree at one atmosphere pressure; used by nutritionists to characterize the energy-producing potential in food wordnet

Synonyms

All synonyms

caloriekilogram calorielarge caloriecaloriedietary caloriekilogram calorie

Example

More examples

"Holonyms: megacalorie < gigacalorie"

Etymology

From kilo- + calorie.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.