nitrous oxide

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noun Chemistry, Pharmacology.

a colorless, sweet-smelling, sweet-tasting, nonflammable, slightly water-soluble gas, N2O, that sometimes produces a feeling of exhilaration when inhaled: used chiefly as an anesthetic in dentistry and surgery, in the manufacture of chemicals, and as an aerosol.

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Also called laughing gas.

Origin of nitrous oxide

First recorded in 1790–1800

Words nearby nitrous oxide

nitrosylsulfuric acid, nitrous, nitrous acid, nitrous bacteria, nitrous ether, nitrous oxide, nitroxanthic acid, nits-and-lice, Nitti, nitty, nitty-gritty

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use nitrous oxide in a sentence

Other greenhouse gases like methane and nitrous oxide are 262 percent and 123 percent above pre-industrial levels, respectively.
Even COVID Lockdowns Couldn’t Stop Greenhouse Gases From Hitting New Record|Neel V. Patel|October 25, 2021|The Daily Beast
The liquid can also release nitrous oxide, a potent greenhouse gas.
Potty-trained cows could help reduce pollution|Maria Temming|October 19, 2021|Science News For Students
Fertilizer can counter soil degradation, but it pollutes waterways and produces nitrous oxide, a potent greenhouse gas.
A recipe for fighting climate change and feeding the world|Sarah Kaplan|October 12, 2021|Washington Post
Artificial fertilizers are energy-intensive to make and create nitrous oxide, a greenhouse gas that’s 300 times more effective at trapping heat than carbon dioxide.
Quick and dirty tips to make sure your plants love the soil they’re in|Ellen Airhart|October 7, 2021|Popular-Science

The amount of nitrous oxide released into the atmosphere is a function of practices such as fertilization.
How to understand the numbers of climate change|Philip Bump|April 22, 2021|Washington Post
Nitric oxide helps to promote the flow of oxygen, so it may improve your endurance and fight fatigue during your sweat session.
6 Healthy Foods to Fight the Flu, Beat Stress and More|DailyBurn|February 5, 2014|DAILY BEAST
Campbell is quoted saying “Nitrous oxide can explode on its own.”
Branson’s Galactic Obstacles: Tom Bower Puts a Damper on Virgin’s Space Flight Dreams|Clive Irving|January 30, 2014|DAILY BEAST
The original seems dated now, but it all started here, from the unstoppable Diesel/Walker combo right down to the nitrous boosts.
Best Paul Walker Performances: Ranking the ‘Fast and Furious’ Franchise|Jimmy So|December 2, 2013|DAILY BEAST
One distributor the office is tracking is reportedly raking in more than $60,000 on the bulk sale of nitrous.
Everything You Never Wanted to Know About Whip-Its|Winston Ross|March 22, 2013|DAILY BEAST
As a drug, nitrous is among many forms of inhalants, including solvents and gasoline, that people use to alter the mind.
Everything You Never Wanted to Know About Whip-Its|Winston Ross|March 22, 2013|DAILY BEAST
Reddish and yellowish sandy clay, coloured by oxide of iron, and used as pigments by the natives.
Narrative of a Survey of the Intertropical and Western Coasts of Australia] [Volume 2 of 2]|Phillip Parker King
Blew in two faces & got good looking ore seamed with a black incrustation, oxide of something, but what could not determine.
Cabin Fever|B. M. Bower
The properties of ammoniacal solutions of silver oxide are in entire agreement with this conception.
The Elements of Qualitative Chemical Analysis, vol. 1, parts 1 and 2.|Julius Stieglitz
It is, in fact, on account of this property, that potassium oxide is decomposed by water.
The Elements of Qualitative Chemical Analysis, vol. 1, parts 1 and 2.|Julius Stieglitz
The oxide, K2O, is decomposed by neutralizing hydrogen ions formed by the primary ionization of water.
The Elements of Qualitative Chemical Analysis, vol. 1, parts 1 and 2.|Julius Stieglitz

British Dictionary definitions for nitrous oxide

nitrous oxide

noun

a colourless nonflammable slightly soluble gas with a sweet smell: used as an anaesthetic in dentistry and surgery. Formula: N 2 OSystematic name: dinitrogen oxide Also called: laughing gas

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for nitrous oxide

nitrous oxide

A colorless, sweet-smelling gas. It is used as a mild anesthetic, often called laughing gas. Nitrous oxide occurs naturally in the atmosphere and is a greenhouse gas. Chemical formula: N2O.

nitrous oxide

Origin of nitrous oxide

Words nearby nitrous oxide

Words related to nitrous oxide

How to use nitrous oxide in a sentence

British Dictionary definitions for nitrous oxide

Scientific definitions for nitrous oxide