Dictionary

rock salt

noun

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

Full 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

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

First Known Use of ROCK SALT

1693
ROCK SALT Defined for Kids

rock salt

noun

Definition of ROCK SALT for Kids

:  common salt in large crystals

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June 30, 2015
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