# decompress

> English word · Verb · IPA /diːkəmˈpɹɛs/ · frequency rank #54,730

## Definitions
1. To relieve the pressure or compression on something.
2. To bring someone (such as a diver) back to normal atmospheric pressure after being exposed to high pressure.
3. To restore (compressed data) to its original form.
4. To adjust to normal atmospheric pressure after being exposed to high pressure.
5. To relax.

## Etymology
From de- + compress.

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