# tachymeter

> English word · Noun

## Definitions
1. A surveying instrument for quickly finding distances.
2. A speed indicator; a tachometer.

## Etymology
From tachy- + -meter.

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