anionic detergent

noun

: any of a class of synthetic detergents usually consisting essentially of an alkali metal salt or an ammonium salt of a strong acid containing 12 to 24 carbon atoms together with an inorganic salt (as sodium sulfate) and, for heavy-duty laundering, a builder (as sodium tripolyphosphate):as
a
: an alkyl aryl sulfonate (as sodium dodecyl-benzene-sulfonate C12H25C6H4SO3Na)
b
: a salt (as sodium lauryl sulfate C12H25SO4Na) of a sulfated alcohol

Word History

First Known Use

1942, in the meaning defined above

Time Traveler
The first known use of anionic detergent was in 1942

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!

Dictionary Entries Near anionic detergent

Cite this Entry

“Anionic detergent.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/anionic%20detergent. Accessed 19 May. 2024.

Love words? Need even more definitions?

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