# infrasonic

> English word · Adjective

## Definitions
1. Having frequencies below the human audible range
2. Generating or employing such sound waves

## Etymology
From infra- + sonic.

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