potassium sulfate

noun

Definition of potassium sulfate

: a white crystalline compound K2SO4 used especially as a fertilizer

First Known Use of potassium sulfate

1869, in the meaning defined above

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More Definitions for potassium sulfate

potassium sulfate

noun

Medical Definition of potassium sulfate

: a white crystalline compound K2SO4 which has been used medicinally as a cathartic