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Webster 1913 Edition


Thiosulphate

Thiˊo-sul′phate

,
Noun.
(Chem.)
A salt of thiosulphuric acid; – formerly called
hyposulphite
.
☞ The sodium salt called in photography by the name sodium hyposulphite, being used as a solvent for the excess of unchanged silver chloride, bromide, and iodide on the sensitive plate.

Definition 2024


thiosulphate

thiosulphate

English

Alternative forms

Noun

thiosulphate (plural thiosulphates)

  1. A salt of thiosulphuric acid.
    • 2002, Philip Ball, The Elements: A Very Short Introduction, Oxford 2004, p. 46 (note):
      Gold sulphide is insoluble, but gold thiosulphate, compounded of gold, sulphur, and oxygen, dissolves readily enough.

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