an acid, H2S2O3, that may be regarded as sulfuric acid with one oxygen atom replaced by sulfur.
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Origin of thiosulfuric acid
First recorded in 1870–75
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Medicine definitions for thiosulfuric acid
[ thī′ō-sŭl-fyur′ĭk ]
An acid formed by replacement of an oxygen atom by a sulfur atom in sulfuric acid, known only in solution or by its salts and esters.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.