# grindstone

> English word · Noun · IPA /ˈɡɹaɪn(d)ˌstəʊn/ · frequency rank #60,838

## Definitions
1. An abrasive wheel for sharpening, polishing, or grinding.
2. Synonym of starry flounder.

## Etymology
From Middle English grind-ston, grindistan, (also as grindel-ston), equivalent to grind + stone. Cognate with Scots grindstane.

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