# acoustic vs acoustics

> English confusable word pair

## The two words

### acoustic
*adjective · IPA /əˈkuː.stɪk/ · frequency rank #7,308*
Pertaining to the sense of hearing, the organs of hearing, or the science of sounds.

### acoustics
*noun · IPA /əˈkuː.stɪks/ · frequency rank #25,267*
The science of sounds, teaching their nature, phenomena and laws.

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