# perfluoric acid

> English word · Noun

## Definitions
1. The perfluoric version of a simple oxyacid of fluorine: HFO₄, which either does not occur or occurs only in ways that are difficult for humans to detect.

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