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Webster’s Dictionary (1828)



212 words match “COLORLESS”

MESITYLENE n.
A colorless, fragrant liquid, C6H3(CH3)3, of the benzene series of hydrocarbons, obtained by distilling acetone with sulphuric acid. -- Me*sit`y*len"ic, a.
METACETONE n.
A colorless liquid of an agreeable odor, C6H10O, obtained by distilling a mixture of sugar and lime; -- so called because formerly regarded as a polymeric modification of acetone.
METAXYLENE n.
hich the two methyl groups occupy the meta position with reference to each other. It is a colorless inf
METHANE n.
A light, colorless, gaseous, inflammable hydrocarbon, CH4; marsh gas. See Marsh gas, under Gas. Methane series (Chem.), a series of saturated hydrocarbons, of which methane is the first member and type, and (because of their general chemical inertness and indifference) called also the paraffin (little affinity) series.…
METHYL n.
nce called wood spirit; -- called also methol, carbinol, etc. -- Methyl amine (Chem.), a colorless, inflammable, alkaline gas, CH3.NH2, having an ammoniacal, fishy odor. It is produced artificially, and also occurs naturally in herring brine and other fishy products. It is regarded as ammonia in which a third of its h…
NICOTINE n.
An alkaloid which is the active principle of tobacco. It is a colorless, transparent, oily liquid, having an acrid odor, and an acrid burning taste. It is intensely poisonous. Ure.
NITRIC a.
ompounds, 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 strong oxidizer. -- Nitric anhydride, a white crystalline oxide of nitrog…
NITROFORM n.
A nitro derivative of methane, analogous to chloroform, obtained as a colorless oily or crystalline substance, CH.(NO2)3, quite explosive, and having well-defined acid properties.
NITROGEN n.
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…
NITROGLYCERIN n.
A liquid appearing like a heavy oil, colorless or yellowish, and consisting of a mixture of several glycerin salts of nitric acid, and hence more properly called glycerin nitrate. It is made by the action of nitric acid on glycerin in the presence of sulphuric acid. It is extremely unstable and terribly explosive. A ve…
NONANE n.
series; -- so called because of the nine carbon atoms in the molecule. Normal nonane is a colorless volatile liquid, an ingredient of ordinary kerosene.
NUCLEIN n.
A constituent of the nuclei of all cells. It is a colorless amorphous substance, readily soluble in alkaline fluids and especially characterized by its comparatively large content of phosphorus. It also contains nitrogen and sulphur.
OCTANE n.
a group of metametric hydrocarcons (C8H18) of the methane series. The most important is a colorless, volatile, inflammable liquid, found in petroleum, and a constituent of benzene or ligroin.
OCTONAPHTHENE n.
A colorless liquid hydrocarbon of the octylene series, occurring in Caucasian petroleum.
OCTYLENE n.
f metameric hydrocarbons (C8H16) of the ethylene series. In general they are combustible, colorless liquids.
OECOID n.
The colorless porous framework, or stroma, of red blood corpuscles from which the zooid, or hemoglobin and other substances of the corpuscles, may be dissolved out.
OENANTHYLIDENE n.
A colorless liquid hydrocarbon, having a garlic odor; heptine.
OLEFIANT a.
Forming or producing an oil; specifically, designating a colorless gaseous hydrocarbon called ethylene. [Archaic]
OLIBENE n.
A colorless mobile liquid of a pleasant aromatic odor obtained by the distillation of olibanum, or frankincense, and regarded as a terpene; -- called also conimene.
ORCIN n.
A colorless crystalline substance, C6H3.CH3.(OH)2, which is obtained from certain lichens (Roccella, Lecanora, etc.), also from extract of aloes, and artificially from certain derivatives of toluene. It changes readily into orcein.
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