Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

ammonium nitrate

noun

Definition of ammonium nitrate

  1. :  a colorless crystalline salt NH4NO3 used in explosives and fertilizers and in veterinary medicine



1869

First Known Use of ammonium nitrate

1869


Medical Dictionary

ammonium nitrate

noun

Medical Definition of ammonium nitrate

  1. :  a colorless crystalline salt NH4NO3 used in explosives and fertilizers and in veterinary medicine as an expectorant and urinary acidifier




Learn More about ammonium nitrate


Seen and Heard

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

WORD OF THE DAY

to eat gluttonously or ravenously

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image1926873504

Which of the following best describes an easily irritated person?

tetchy flashy superficial gregarious
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ