Saltstone

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Salt that has accumulated and hardened into a rocklike consistency. countable, uncountable

    "The amount of saltstone to be produced at Savannah River is very large, about 3 million tons over 28 years; […]"

Example

More examples

"The amount of saltstone to be produced at Savannah River is very large, about 3 million tons over 28 years; […]"

Etymology

From Middle English saltstone, salteston, salt stan, from Old English sealtstān (“rock salt, niter”), from Proto-West Germanic *saltastain, equivalent to salt + stone.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.