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nitrogenize to combine, treat, or impregnate with nitrogen.
nitrogen mustard any of a class of poisonous, burning compounds similar to mustard gas, used in treating cancer.
nitrogen oxide any of several compounds containing nitrogen and oxygen.
nitroglycerin a very explosive liquid used in making dynamite and other explosives and in dilating arteries to treat angina.
nitrosamine any of various organic compounds, some of which are carcinogenic, that derive from amines and are found in a wide variety of substances.
nitrous of, like, containing, or pertaining to compounds containing or derived from niter. [2 definitions]
nitrous acid an unstable, inorganic nitrogen compound that occurs only in solution or in its salts as nitrites.
nitrous oxide a colorless, nonflammable, inorganic gas with a sweet taste and smell, used as an anesthetic; laughing gas.
nitty full of lice or lice eggs.
nitty-gritty (informal) the fundamental elements, issues, details, or the like.
nitwit (informal) a dimwitted, foolish, or stupid person.
NJ abbreviation of "New Jersey," an eastern U.S. state on the Atlantic coast between New York and Delaware.
NLRB abbreviation of "National Labor Relations Board."
NM abbreviation of "New Mexico," a southwestern U.S. state between Texas and Arizona.
NNE abbreviation of "north-northeast," a point on the compass halfway between north and northeast.
NNW abbreviation of "north-northwest," a point on the compass halfway between north and northwest.
No symbol of the chemical element nobelium.
no1 a negative used as a denial, disagreement, or refusal. [7 definitions]
no2 not any. [2 definitions]
no. abbreviation of "number."
NOAA abbreviation of National Oceanic and Atmospheric Administration.