# cardio-

> English word · Prefix

## Definitions
1. Relating to the heart.
2. Relating to the cardia of the stomach.

## Etymology
From Ancient Greek καρδία (kardía, “heart”).

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