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

nitrous

play
adjective ni·trous \ˈnī-trəs\

Definition of nitrous

archaic

  1. :  of, relating to, or containing niter



Origin of nitrous

New Latin nitrosus, from Latin, full of natron, from nitrum natron — more at niter


First Known Use: 1601


Medical Dictionary

nitrous

play
adjective ni·trous \ˈnī-trəs\

Medical Definition of nitrous

  1. :  of, relating to, or containing nitrogen especially with a lower valence than in corresponding nitric compounds




Learn More about nitrous

  1. Medical Dictionary: Definition of "nitrous"


Seen and Heard

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

WORD OF THE DAY

February 14, 2016

to hug and kiss another person

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image33683556

How much does a batman (the Turkish unit of measurement) weigh?

196.5 pounds 100 pounds 16.96 pounds 2.2 pounds
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