thiosulfuric acid

noun
thio·​sulfuric acid | \ "+…- \

Definition of thiosulfuric acid

: an unstable acid H2S2O3 derived from sulfuric acid by replacement of one oxygen atom by sulfur and known only in solution or in the form of salts and esters

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

History and Etymology for thiosulfuric acid

thiosulfuric from thi- + sulfuric

Learn More About thiosulfuric acid

Dictionary Entries Near thiosulfuric acid

thiosulfonic acid

thiosulfuric acid

thiotepa

See More Nearby Entries 

Statistics for thiosulfuric acid

Cite this Entry

“Thiosulfuric acid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/thiosulfuric%20acid. Accessed 15 Aug. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

WORD OF THE DAY

Test Your Vocabulary

The Great British Vocabulary Quiz

  • union jack speech bubble
  • Named after Sir Robert Peel, what are British police called?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!