ammonium sulfamate

noun

Definition of ammonium sulfamate 

: a white crystalline salt NH4SO3NH2 used chiefly as a fire retardant and as a weed killer

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 ammonium sulfamate

1869, in the meaning defined above

Keep scrolling for more

Learn More about ammonium sulfamate

Share ammonium sulfamate

Statistics for ammonium sulfamate

Look-up Popularity

Time Traveler for ammonium sulfamate

The first known use of ammonium sulfamate was in 1869

See more words from the same year

Comments on ammonium sulfamate

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

WORD OF THE DAY

to reject or criticize sharply

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Roman Mythology Quiz

  • the-triumph-of-venus-by-alessandro-magnasco
  • Boreal comes from the name of the ancient Greek god of which wind?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Word Winder's CrossWinder

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

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!