# milestone

> English word · Noun · IPA /ˈmaɪlˌstoʊn/ · frequency rank #11,071

## Definitions
1. A stone milepost (or by extension in other materials), one of a series of numbered markers placed along a road at regular intervals, typically at the side of the road or in a median.
2. An important event in a person's life or career, in the history of a nation, in the life of some project, etc.

## Etymology
From mile + stone. Compare Dutch mijlsteen (“milestone”), German Low German Mielensteen (“milestone”), German Meilenstein (“milestone”), Swedish milsten (“milestone”).

## Easily confused with
- **millstone** (https://plainspell.com/en/vs/milestone-vs-millstone)

## Common misspellings (13)
`imlestone`, `mielstone`, `milesotne`, `milesstone`, `milestnoe`, `milestoen`, `milestonne`, `milesttone`, `miletsone`, `millestone`, `milsetone`, `mliestone`, `mmilestone`

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