rock salt

noun
Updated on: 15 Nov 2017

Definition of rock salt

:common salt occurring in solid form as a mineral; also :salt artificially prepared in large crystals or masses

Examples of rock salt in a Sentence

  1. I put some rock salt on the sidewalk to melt the ice.

Recent Examples of rock salt from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'rock salt.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of rock salt

1693


ROCK SALT Defined for English Language Learners

rock salt

noun

Definition of rock salt for English Language Learners

  • : salt that is in the form of large pieces or crystals


ROCK SALT Defined for Kids

rock salt

noun

Definition of rock salt for Students

:common salt in large crystals


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