Vocabulary : X rays to Xanthin
X rays : Alt. of X-rays
Xanthamide : An amido derivative of xanthic acid obtained as a white crystalline substance, C2H5O.CS.NH2; -- called also xanthogen amide.
Xanthate : A salt of xanthic; a xanthogenate.
Xanthelasma : See Xanthoma.
Xanthian : Of or pertaining to Xanthus, an ancient town on Asia Minor; -- applied especially to certain marbles found near that place, and now in the British Museum.
Xanthic : Tending toward a yellow color, or to one of those colors, green being excepted, in which yellow is a constituent, as scarlet, orange, etc. ;; Possessing, imparting, or producing a yellow color; as, xanthic acid. ;; Of or pertaining to xanthic acid, or its compounds; xanthogenic. ;; Of or pertaining to xanthin.
Xanthide : A compound or derivative of xanthogen.
Xanthidia : of Xanthidium
Xanthidium : A genus of minute unicellular algae of the desmids. These algae have a rounded shape and are armed with glochidiate or branched aculei. Several species occur in ditches, and others are found fossil in flint or hornstone.
Xanthin : A white microcrystalline nitrogenous compound, C5H4O2N4, present in muscle tissue, in the liver, spleen, pancreas, and other organs, and also in urine (in small quantities) and some urinary calculi, and in the juices of certain plants; -- so called because it leaves a yellow residue when evaporated to dryness with nitric acid. Xanthine is closely related to uric acid. ;; A crystalline nitrogenous body closely related to both uric acid and hypoxanthin, present in muscle tissue, and occasionally found in the urine and in some urinary calculi. It is also present in guano. So called from the yellow color of certain of its salts (nitrates). ;; A yellow insoluble coloring matter extracted from yellow flowers; specifically, the coloring matter of madder. ;; One of the gaseous or volatile decomposition products of the xanthates, and probably identical with carbon disulphide.