Function: noun
Date: 1869
: any of several oxides of nitrogen most of which are produced in combustion and are considered to be atmospheric pollutants: as a : NITRIC OXIDE b : NITROGEN DIOXIDE c : NITROUS OXIDE
Function: noun
Date: 1869
: any of several oxides of nitrogen most of which are produced in combustion and are considered to be atmospheric pollutants: as a : NITRIC OXIDE b : NITROGEN DIOXIDE c : NITROUS OXIDE
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012