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hydrosulfate

American  
[hahy-druh-suhl-feyt] / ˌhaɪ drəˈsʌl feɪt /
Or hydrosulphate

noun

  1. a salt formed by the direct union of sulfuric acid with an organic base, especially an alkaloid, and usually more soluble than the base.


Etymology

Origin of hydrosulfate

First recorded in 1820–30; hydro- 2 + sulfate