# reflux

> English word · Noun · IPA /ˈɹiː.flʌks/ · frequency rank #29,435

## Definitions
1. The backwards flow of any fluid.
2. A technique, using a reflux condenser, allowing one to boil the contents of a vessel over an extended period.
3. The leaking of stomach acid up into the oesophagus.

## Easily confused with
- **relax** (https://plainspell.com/en/vs/reflux-vs-relax)
- **redux** (https://plainspell.com/en/vs/redux-vs-reflux)
- **reflex** (https://plainspell.com/en/vs/reflex-vs-reflux)

## Common misspellings (9)
`erflux`, `refflux`, `refllux`, `refluxx`, `reflxu`, `refulx`, `relfux`, `rfelux`, `rreflux`

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