persulfate

persulfate [per-suhl-feyt] Word Origin noun Chemistry.

1. a salt of persulfuric acid, as potassium persulfate, K2S2O5 or K2S2O8.

Origin of persulfate First recorded in 1805–15; per- + sulfate Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019