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

ammonia

play
noun am·mo·nia \ə-ˈmō-nyə\

Simple Definition of ammonia

  • : a colorless gas or liquid that has a strong smell and taste and that is used especially in cleaning products

Full Definition of ammonia

  1. 1 :  a pungent colorless gaseous alkaline compound of nitrogen and hydrogen NH3 that is very soluble in water and can easily be condensed to a liquid by cold and pressure

  2. 2 :  ammonia water

Origin of ammonia

New Latin, from Latin sal ammoniacus sal ammoniac, literally, salt of Ammon, from Greek ammōniakos of Ammon, from Ammōn Ammon, Amun, an Egyptian god near whose temple at the Siwa oasis it was extracted


First Known Use: 1789

Rhymes with ammonia


AMMONIA Defined for Kids

ammonia

play
noun am·mo·nia \ə-ˈmō-nyə\

Definition of ammonia

  1. 1 :  a colorless gas that is a compound of nitrogen and hydrogen, has a sharp smell and taste, can be easily made liquid by cold and pressure, and is used in cleaning products and in making fertilizers and explosives

  2. 2 :  a solution of ammonia and water




Medical Dictionary

ammonia

play
noun am·mo·nia \ə-ˈmō-nyə\

Medical Definition of ammonia

  1. 1:  a pungent colorless gaseous alkaline compound of nitrogen and hydrogen NH3 that is very soluble in water and can easily be condensed to a liquid by cold and pressure

  2. 2:  ammonia water





Seen and Heard

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

WORD OF THE DAY

February 10, 2016

to put in good humor

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image1037863653

Which of the following refers to thin, bending ice, or to the act of running over such ice?

kittly-benders spindrift duvet pince-nez
Name That Thing

10 quick questions: hear them, spell them, and see how your skills compare to the crowd.

TAKE THE QUIZ
SCRABBLE® Sprint

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

TAKE THE QUIZ