Beerstone
noun ·Rare ·Advanced level
Definitions
- 1 A precipitate of calcium oxalate and related organic compounds which forms in brewery vessels and other equipment for handling and serving beer. uncountable
"Beerstone is a composite coating of protein and calcium oxalate that is more difficult to remove than typical hard water limescale."
Example
More examples"Beerstone is a composite coating of protein and calcium oxalate that is more difficult to remove than typical hard water limescale."
Etymology
From beer + stone.
Related phrases
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.