English Explanatory Dictionary

thiosulfuric acid

English dictionary entry

Meanings

noun
  1. An unstable acid, H₂S₂O₃, formally derived from sulfuric acid by the substitution of a sulfur atom in the place of an oxygen one; it is known only in solution or as its salts and esters, the thiosulfates.

Word forms

thiosulfuric acid thiosulphuric acid

Etymology

From thio- + sulfuric acid.

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