noun, verb ·Rare ·Advanced level

Definitions

Noun

1. 1
   The univalent anion HSO₄⁻.
2. 2
   a salt or an ester of sulphuric acid with the chemical formula HSO4-. wordnet
3. 3
   Any salt containing this anion.

Verb

1. 1
   To react with a bisulfate
2. 2
   To sulfate with two sulfate groups

Synonyms

All synonyms

alcoholchemicalhydrogen sulfate

Etymology

From bi- + sulfate.

Related phrases

ammonium bisulfatesodium bisulfate

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.