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Ethyl oxamate, obtained as a white scaly crystalline powder.

Methyl oxamate, obtained as a pearly white crystalline substance.

Pertaining to, or designating, an acid NH2.C2O2.HO obtained as a fine crystalline powder, intermediate between oxalic acid and oxamide. Its ammonium salt is obtained by boiling oxamide with ammonia.

A white crystalline neutral substance (C2O2(NH2)2) obtained by treating ethyl oxalate with ammonia. It is the acid amide of oxalic acid. Formerly called also oxalamide.

A white crystalline nitrogenous substance, obtained indirectly by the action of cyanogen on aniline, and regarded as an anilide of oxamic acid; -- called also phenyl oxamide.

or derived from, oxalic acid and aniline; -- used to designate an acid obtained in white crystalline scales by heating these substances together.

a white crystalline substance, resembling oxanilamide, obtained by heating aniline oxalate, and regarded as a double anilide of oxalic acid; -- called also diphenyl oxamide.

A white crystalline nitrogenous substance (C8H7NO) of the indol group, obtained by the reduction of dioxindol. It is a so-called lactam compound.

Pertaining to, or obtained from, palmitin or palm oil; as, palmitic acid, a white crystalline body belonging to the fatty acid series. It is readily soluble in hot alcohol, and melts to a liquid oil at 62º C.

signating, a nitrogenous acid which is obtained by the oxidation of uric acid, as a white crystalline substance (C3N2H2O3); -- also called oxalyl urea.

Pertaining to, or designating, an organic acid obtained as a deliquescent white crystalline substance, and isomeric with itaconic, citraconic, and mesaconic acids.

A polymeric modification of aldehyde obtained as a white crystalline substance.

A white crystalline nitrogenous substance (C2H4N4); -- called also dicyandiamide.

A crystalline substance closely related to xanthin, present in small quantity in urine.

saponin, found in the root of sarsaparilla, smilax, etc., and extracted as a bitter white crystalline substance; -- called also smilacin, sarsaparilla saponin, and sarsaparillin.

A whitish mineral occurring in radiated or fibrous crystalline masses. It is a hydrous silicate of lime and soda.

Pertaining to, or designating, a yellow crystalline substance (called also perthiocyanic acid), analogous to sulphocyanic acid, but containing more sulphur.

A tasteless white crystalline substance, extracted from the roots of the sulphurwort (Peucedanum), masterwort (Imperatoria), and other related plants; -- called also imperatorin.

A white, crystalline compound, C10H13O2N, used in medicine principally as an antipyretic.

A complex hydrocarbon, C14H10, found in coal tar, and obtained as a white crystalline substance with a bluish fluorescence.