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Telluride :: Telluride (n.) A compound of tellurium with a more positive element or radical; -- formerly called telluret.

Diatomic :: Diatomic (a.) Having two replaceable atoms or radicals.

Allyl :: Allyl (n.) An organic radical, C3H5, existing especially in oils of garlic and mustard..

Metalammonium :: Metalammonium (n.) A hypothetical radical derived from ammonium by the substitution of metallic atoms in place of hydrogen.

Radix :: Radix (n.) A primitive word, from which spring other words; a radical; a root; an etymon..

Triacid :: Triacid (a.) Capable of neutralizing three molecules of a monobasic acid or the equivalent; having three hydrogen atoms which may be acid radicals; -- said of certain bases; thus, glycerin is a triacid base..

Conservative :: Conservative (a.) Of or pertaining to a political party which favors the conservation of existing institutions and forms of government, as the Conservative party in England; -- contradistinguished from Liberal and Radical..

Propyl :: Propyl (n.) The hypothetical radical C3H7, regarded as the essential residue of propane and related compounds..

Center :: Center (n.) Those members of a legislative assembly (as in France) who support the existing government. They sit in the middle of the legislative chamber, opposite the presiding officer, between the conservatives or monarchists, who sit on the right of the speaker, and the radicals or advanced republicans who occupy the seats on his left, See Right, and Left..

Oxide :: Oxide (n.) A binary compound of oxygen with an atom or radical, or a compound which is regarded as binary; as, iron oxide, ethyl oxide, nitrogen oxide, etc..

Ethenyl :: Ethenyl (n.) A univalent hydrocarbon radical of the ethylene series, CH2:CH; -- called also vinyl. See Vinyl..

Conjugate :: Conjugate (a.) Agreeing in derivation and radical signification; -- said of words.

Pentad :: Pentad (n.) Any element, atom, or radical, having a valence of five, or which can be combined with, substituted for, or compared with, five atoms of hydrogen or other monad; as, nitrogen is a pentad in the ammonium compounds..

Platinocyanide :: Platinocyanide (n.) A double cyanide of platinum and some other metal or radical; a salt of platinocyanic acid.

Phosphonium :: Phosphonium (n.) The hypothetical radical PH4, analogous to ammonium, and regarded as the nucleus of certain derivatives of phosphine..

Octyl :: Octyl (n.) A hypothetical hydrocarbon radical regarded as an essential residue of octane, and as entering into its derivatives; as, octyl alcohol..

Ambulacrum :: Ambulacrum (n.) One of the radical zones of echinoderms, along which run the principal nerves, blood vessels, and water tubes. These zones usually bear rows of locomotive suckers or tentacles, which protrude from regular pores. In star fishes they occupy the grooves along the under side of the rays..

Mercaptan :: Mercaptan (n.) Any one of series of compounds, hydrosulphides of alcohol radicals, in composition resembling the alcohols, but containing sulphur in place of oxygen, and hence called also the sulphur alcohols. In general, they are colorless liquids having a strong, repulsive, garlic odor. The name is specifically applied to ethyl mercaptan, C2H5SH. So called from its avidity for mercury, and other metals..

Nonyl :: Nonyl (n.) The hydrocarbon radical, C9H19, derived from nonane and forming many compounds. Used also adjectively; as, nonyl alcohol..

Steatite :: Stearyl (n.) The hypothetical radical characteristic of stearic acid.

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