# kilocalorie

> English word · Noun

## Definitions
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.

## Etymology
From kilo- + calorie.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/kilocalorie