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A compound of naphthalene or its radical with a metallic element; as, mercuric naphthide.

An elementary sound which is uttered through the nose, or through both the nose and the mouth simultaneously.

Found in nature uncombined with other elements; as, native silver.

An elementary substance which forms one of the constituents of didymium. Symbol Nd. Atomic weight 140.8.

A new metallic element, of doubtful genuineness and uncertain indentification, said to exist in certain minerals, as columbite. Hermann.

One of the two lateral processes or elements which form the neural arch.

or base; in the former case by a positive or basic, in the latter by a negative or acid, element or radical. -- Neutral tint, a bluish gray pigment, used in water colors, made by mixing indigo or other blue some warm color. the shades vary greatly. -- Neutral vowel, the vowel element having an obscure and indefinite…

fer to the Burgundians at the time of Attila (called Etzel in the poem) and mythological elements pointing to heathen times.

A bright silver-white metallic element. It is of the iron group, and is hard, malleable, and ductile. It occurs combined with sulphur in millerite, with arsenic in the mineral niccolite, and with arsenic and sulphur in nickel glance. Symbol Ni. Atomic weight 58.6.

signating 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 powerfully corrosive, being a strong acid, and in decomposition a…

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

A colorless nonmetallic element, tasteless and odorless, comprising four fifths of the atmosphere by volume. It is chemically very inert in the free state, and as such is incapable of supporting life (hence the name azote still used by French chemists); but it forms many important compounds, as ammonia, nitric acid, th…

Any one of the set of elements which, as contrasted with the metals, possess, produce, or receive, acid rather than basic properties; a metalloid; as, oxygen, sulphur, and chlorine are nonmetals.

, or possessing the properties of, a nonmetal or metalloid; as, sulphur is a nonmetallic element.

A rare metallic element, of doubtful identification, said to occur in the copper-nickel of Norway.

A new or supplemental constitution. See the Note under Novel, a.

f no force; inoperative; ineffectual. If all are pardoned, and pardoned as a mere act of clemency, the very substance of government is made nugatory. I. Taylor.

An implement for impelling a boat, being a slender piece of timber, usually ash or spruce, with a grip or handle at one end and a broad blade at the other. The part which rests in the rowlock is called the loom.

Ale or cider made in that month. The country gentlemen had a posset or drink they called October. Emerson.

at part of the Mass which the priest reads before uncovering the chalice to offer up the elements for consecration.