anionic detergent


Definition of anionic detergent

: 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

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!

First Known Use of anionic detergent

1942, in the meaning defined above

Keep scrolling for more

Learn More about anionic detergent

Time Traveler for anionic detergent

Time Traveler

The first known use of anionic detergent was in 1942

See more words from the same year

Statistics for anionic detergent

Cite this Entry

“Anionic detergent.” Dictionary, Merriam-Webster, Accessed 5 Jul. 2020.

Comments on anionic detergent

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


See Definitions and Examples »

Get Word of the Day daily email!

Test Your Vocabulary

A More Exception(al) Quiz

  • hot dog  hot dog  hot dog  hot dog cat
  • Which of the following words is not a synonym for ‘a young person’?
Spell It

Can you spell these 10 commonly misspelled words?

Dictionary Devil

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

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