SINCE 1828
dictionary
thesaurus
view recents

hydrosulfite

noun
Save Word
hy·​dro·​sul·​fite

Definition of hydrosulfite

: a salt of hydrosulfurous acid especially : sodium hydrosulfite —not used scientifically

— called also dithionite, hyposulfite

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 hydrosulfite

International Scientific Vocabulary hydrosulfurous + -ite

Keep scrolling for more

Learn More about hydrosulfite

Statistics for hydrosulfite

Cite this Entry

“Hydrosulfite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hydrosulfite. Accessed 7 Mar. 2021.

Style: MLA
MLA Chicago APA Merriam-Webster

Comments on hydrosulfite

What made you want to look up hydrosulfite? Please tell us where you read or heard it (including the quote, if possible).

Show Comments  Hide Comments 

WORD OF THE DAY

meticulous

Listen to the pronunciation of meticulous

See Definitions and Examples »

Test Your Vocabulary

Who Knew?

  • who knew quiz
  • What is a ruelle?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Typeshift

Anagram puzzles meet word search.

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!

Words at Play
Ask the Editors
Word Games