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nitrogen monoxide

British  

noun

  1. the systematic name for nitric oxide

"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

Example Sentences

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It's possible ozone, another respiratory irritant, could climb in city centres because it's actually muzzled by the tailpipe gas nitrogen monoxide.

From BBC

Measuring the conversion of NO2into nitrogen monoxide, a sunlight-driven process, would have also indicated how much more of the gas could be present in shadier greenbelts near pollution sources.

From Science Magazine

But diesel exhausts, unless cleaned in ways that Volkswagen’s software was designed to sidestep, produce larger quantities of other harmful gases — nitrogen dioxide and nitrogen monoxide — along with fine particles that contribute to stubbornly persistent air quality problems in European cities.

From New York Times

What's more, diesel inspections generally don't test for nitrogen monoxide, the primary oxide of nitrogen produced by diesel engines, which is colorless and odorless.

From Washington Post

Nitrogen monoxide, dioxide, trioxide, tetroaide, pentoxide.

From Project Gutenberg