ammonium sulfate

noun

Definition of ammonium sulfate

:a colorless crystalline salt (NH4)2SO4 used chiefly as a fertilizer

First Known Use of ammonium sulfate

1866


Medical Dictionary

ammonium sulfate

noun

medical Definition of ammonium sulfate

:a colorless crystalline salt (NH4)2SO4 used as a fertilizer and in medicine as a local analgesic

Learn More about ammonium sulfate


Seen and Heard

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

Love words? Need even more definitions?

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

WORD OF THE DAY

of yeast or being unsettled or frivolous

Get Word of the Day daily email!

Test Your Vocabulary

Merriam-Webster's New Words Quiz—Fall 2017 Edition!

  • young-plant-shoots
  • Which of the following is a new sense of the word bunny?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
SCRABBLE® Sprint

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!