Search the Dictionary

A colorless crystalline substance prepared by the reaction of carbolic acid with bromine.

gredient both of crude petroleum and of kerosene, and is produced artificially as a light colorless liquid.

thylene series, corresponding to tridecane, and obtained from Burmah petroleum as a light colorless liquid; -- called also tridecylene, and tridecene.

A colorless volatile alkaline liquid, N.(CH3)3, obtained from herring brine, beet roots, etc., with a characteristic herringlike odor. It is regarded as a substituted ammonia containing three methyl groups.

f or pertaining to, or designating, a certain thionic acid, H2S3O6 which is obtained as a colorless, odorless liquid.

urochrome, or urobilin, uroerythrin, etc., present in the urine together with indican, a colorless substance which by oxidation is convertible into colored bodies.

or relation to, valerian or some of its products, as valeric acid; as in valerolactone, a colorless oily liquid produced as the anhydride of an hydroxy valeric acid.

of an inch in diameter, found rolling through water, the motion being produced by minute colorless cilia. It has been considered as belonging to the flagellate Infusoria, but is now referred to the vegetable kingdom, and each globule is considered a colony of many individuals. The commonest species is Volvox globator,…

Calcium oxalate, occurring in colorless or white monoclinic crystals.

es, found in coal and wood tar, and so named because found in crude wood spirit. They are colorless, oily, inflammable liquids, C6H4.(CH3)2, being dimethyl benzenes, and are called respectively orthoxylene, metaxylene, and paraxylene. Called also xylol.

the action of ammonia on zinc ethyl; -- called also zinc amide. -- Zinc amyle (Chem.), a colorless, transparent liquid, composed of zinc and amyle, which, when exposed to the atmosphere, emits fumes, and absorbs oxygen with rapidity. -- Zinc blende Etym: [cf. G. zinkblende] (Min.), a native zinc sulphide. See Blende,…

or. It consists of silica and zirconia. A red variety, used as a gem, is called hyacinth. Colorless, pale-yellow or smoky- brown varieties from Ceylon are called jargon. Zircon syenite, a coarse-grained syenite containing zircon crystals and often also elæolite. It is largely developed in Southern Norway.…