# heat capacity ratio

> English word · Noun

## Definitions
1. The ratio of the heat capacity at constant pressure to the heat capacity at constant volume. It is typically denoted by γ or k.

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