1

nitrous

noun ni·trous \ ˈnī-trəs \

Definition of nitrous

informal
: nitrous oxide
  • He began huffing nitrous by the case, causing vivid hallucinations.
  • —David Peisner

First Known Use of nitrous

1977


2

nitrous

adjective

Definition of nitrous

archaic
: of, relating to, or containing niter

Origin and Etymology of nitrous

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


Medical Dictionary

nitrous

adjective ni·trous \ ˈnī-trəs \

medical Definition of nitrous

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

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).

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

a man who seduces many women

Get Word of the Day daily email!

Test Your Vocabulary

Star Wars Words Quiz

  • cu-jedi-training
  • The bounty portion of bounty hunters (such as Boba Fett) comes from a Latin word meaning
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Add Diction

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!