grainstone

Fetched 2026-10-26 (cache).

Synonyms: gravestone, gritstone, greenstone, grimstone, grindstone, grapestone, mainstone, graystone

Antonyms: gravestone, gritstone, greenstone, grimstone, grindstone, grapestone, mainstone, graystone

Related words from Datamuse; suggestions, not definitions.

Noun

1. A kind of [[calcareous]] [[rock]] that lacks [[mud]] and is [[grain]]-supported.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.