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Of, pertaining to, or containing, nitrogen; specifically, designating any one of those compounds in which, as contrasted with nitrous compounds, the element has a higher valence; as, nitric oxide; nitric acid. Nitric acid, a colorless or yellowish liquid obtained by distilling a nitrate with sulphuric acid. It is power…

A binary compound of nitrogen with a more metallic element or radical; as, boric nitride.

The act, process, or result of combining with nitrogen or some of its compounds.

To combine or impregnate with nitrogen; to convert, by oxidation, into nitrous or nitric acid; to subject to, or produce by, nitrification.

, by boiling with acids or alkalies, produce a carboxyl acid, with the elimination of the nitrogen as ammonia.

A combining form (used also adjectively) designating certain compounds of nitrogen or of its acids, as nitrohydrochloric, nitrocalcite; also, designating the group or radical NO2, or its compounds, as nitrobenzene. Nitro group, the radical NO2; -- called also nitroxyl.

An apparatus for determining the amount of nitrogen or some of its compounds in any substance subjected to analysis; an azotometer.

Of, pertaining to, or designating, any one of those compounds in which nitrogen has a relatively lower valence as contrasted with nitric compounds. Nitrous acid (Chem.), a hypothetical acid of nitrogen HNO2, not known in the free state, but forming a well known series of salts, viz., the nitrites. -- Nitrous oxide. Se…

Devoid of nitrogen; as, a nonnitrogenous principle; a nonnitrogenous food. See the Note under Food, n., 1.

pecially characterized by its comparatively large content of phosphorus. It also contains nitrogen and sulphur.

A name given to any one of the four elements, carbon, hydrogen, oxygen, and nitrogen, which are especially characteristic ingredients of organic compounds; also, by extension, to other elements sometimes found in the same connection; as sulphur, phosphorus, etc.

roth their characteristic odor, and probably consisting of one or several of the class of nitrogenous substances which are called extractives.

Of, pertaining to, or designating, a nitrogenous acid of osmium, H2N2Os2O5, forming a well-known series of yellow salts.

The urine, which is assumed to contain all the nitrogen truly excreted by the body, besides a large quantity of saline matters and water. Foster.

A complex nitrogenous substance C3N3H5O3 obtained from alloxan (or when urea is fused with ethyl oxamate), as a stable white crystalline powder; -- called also oxaluramide.

A white crystalline nitrogenous substance (C6H4N4O5) obtained by the reduction of parabanic acid; -- called also leucoturic acid.

A poisonous nitrogenous base (C6H10N2) obtained indirectly from oxamide as a thick transparent oil which has a strong narcotic odor, and a physiological action resembling that of atropine. It is probably related to pyridine.

Pertaining to, or designating, a complex nitrogenous acid related to the ureids, and obtained from parabanic acid as a white silky crystalline substance.

A white crystalline nitrogenous substance, obtained indirectly by the action of cyanogen on aniline, and regarded as an anilide of oxamic acid; -- called also phenyl oxamide.

atom or radical, or a compound which is regarded as binary; as, iron oxide, ethyl oxide, nitrogen oxide, etc.