xanthin
Americannoun
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the part of the coloring matter in yellow flowers that is insoluble in water.
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a yellow coloring matter in madder.
noun
Etymology
Origin of xanthin
1830–40; < French xanthine or < German Xanthin. See xantho-, -in 2
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The xanthin group is almost without any excitatory action, and its metabolic end products are constant.
From All About Coffee by William H. (William Harrison) Ukers
When thus taxed all other toxic substances including uric acid and the xanthin bodies pass through the liver unoxidized to appear in the urine.
From Alcohol: A Dangerous and Unnecessary Medicine, How and Why What Medical Writers Say by Martha Meir Allen
The chief of these products are adenin, guanin, hypoxanthin, xanthin, and uric acid.
From Dietetics for Nurses by Fairfax T. Proudfit
Leucin, tyrosin, lithic acid, lithates, xanthin, cystin, keratin, sulphureted hydrogen, etc., are deposits in the urine and are signs of the derangement of the intestinal canal and liver.
From Intestinal Ills Chronic Constipation, Indigestion, Autogenetic Poisons, Diarrhea, Piles, Etc. Also Auto-Infection, Auto-Intoxication, Anemia, Emaciation, Etc. Due to Proctitis and Colitis by Alcinous B. (Alcinous Burton) Jamison
In the roots three coloring matters are obtained: alizarin and purpurin, which are both red, and xanthin, which is yellow.
From Rugs: Oriental and Occidental, Antique & Modern A Handbook for Ready Reference by Rosa Belle Holt
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
