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es of the genera Amyris and Canarium. A. elemifera yields Mexican elemi; C. commune, the Manila elemi. It is used in the manufacture of varnishes, also in ointments and plasters.

A green compound used as a dyestuff, produced from aniline blue when acted upon by acid.

drocarbon extracted from gutta-percha, as a yellow, resinous substance; -- called also fluanil.

Aniline red; an artificial coal-tar dyestuff, of a metallic green color superficially, resembling cantharides, but when dissolved forming a brilliant dark red. It consists of a hydrochloride or acetate of rosaniline. See Rosaniline.

n color. Alkali green (Chem.), an alkali salt of a sulphonic acid derivative of a complex aniline dye, resembling emerald green; -- called also Helvetia green.-- Berlin green. (Chem.) See under Berlin. -- Brilliant green (Chem.), a complex aniline dye, resembling emerald green in composition. -- Brunswick green an ox…

s (G. Tetrahit), belonging to the Mint family. -- Indian hemp. See under Indian, a. -- Manila hemp, the fiber of Musa textilis. -- Sisal hemp, the fiber of Agave sisalana, of Mexico and Yucatan. -- Sunn hemp, a fiber obtained from a leguminous plant (Crotalaria juncea). -- Water hemp, an annual American weed (Acni…

e name. It is common in the northern and western parts of the United States. Called also vanilla, or Seneca, grass. -- Holy Innocents' day, Childermas day. -- Holy Land, Palestine, the birthplace of Christianity. -- Holy office, the Inquisition. -- Holy of holies (Script.), the innermost apartment of the Jewish tab…

ery different genera and orders; as, the woad, Isatis tinctoria, Indigofera tinctoria, I. Anil, Nereum tinctorium, etc. It is a dark blue earthy substance, tasteless and odorless, with a copper-violet luster when rubbed. Indigo does not exist in the plants as such, but is obtained by decomposition of the glycoside indi…

in tropical countries, several of them yielding indigo, esp. Indigofera tinctoria, and I. Anil.

Pertaining to, or derived from, indigo; as, indigotic acid, which is also called anilic or nitrosalicylic acid.

Any one of a large series of aniline dyes, colored blue or violet, and represented by aniline violet.

Aniline. [Obs.]

ss organic compounds, obtained by reduction from certain other colored compounds; as, leucaniline, leucaurin, etc.

A violet dye derived from aniline.

An aniline dye obtained as an amorphous substance having a green bronze surface color, which dissolves to a shade of red; also, the color; -- so called from Magenta, in Italy, in allusion to the battle fought there about the time the dye was discovered. Called also fuchsine, roseïne, etc.

lloquial language of educated people in China. -- Mandarin yellow (Chem.), an artificial aniline dyestuff used for coloring silk and wool, and regarded as a complex derivative of quinoline.

A color of a delicate purple, violet, or lilac. Mauve aniline (Chem.), a dyestuff produced artificially by the oxidation of commercial aniline, and the first discovered of the so-called coal- tar, or aniline, dyes. It consists of the sulphate of mauveïne, and is a dark brown or bronze amorphous powder, which dissolves…

An artificial organic base, obtained by oxidizing a mixture of aniline and toluidine, and valuable for the dyestuffs it forms. [Written also mauvine.]

Any species of Melilotus, a genus of leguminous herbs having a vanillalike odor; sweet clover; hart's clover. The blue melilot (Melilotus cærulea) is used in Switzerland to give color and flavor to sapsago cheese.

violet (Chem.), an artificial dye, consisting of certain methyl halogen derivatives of rosaniline.