# pyrosis

> English word · Noun · IPA /paɪˈɹoʊsɪs/

## Definitions
1. A burning sensation in the chest due to reflux of stomach contents in the esophagus.

## Etymology
From Ancient Greek πύρωσις (púrōsis, “burning”), from πῦρ (pûr, “fire”) + -σις (-sis, verbal noun suffix).

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