# attenuator

> English word · Noun · frequency rank #87,041

## Definitions
1. Any device that attenuates a signal, but especially an electronic device that reduces the amplitude of a signal
2. Ellipsis of impact attenuator or crash attenuator.

## Etymology
From attenuate + -or.

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