different between pyrimidine vs glycosine

English

From German Pyrimidin [1885], from German Pyridin (“pyridine”), with the insertion of -mi- from amidine.

pyrimidine (plural pyrimidines)

(organic chemistry) A diazine in which the two nitrogen atoms are in the meta- positions; it is the basis of three of the bases found in DNA and RNA: thymine, uracil and cytosine

glycosine (usually uncountable, plural glycosines)

(obsolete, organic chemistry) An organic base, C₆H₆N₄, produced by the action of ammonia on glyoxal.
(organic chemistry) The organic compound 1-methyl-2-(phenylmethyl)-4(1H)-quinazolinone (a fused derivative of pyrimidine) found in the toothbrush plant, Glycosmis pentaphylla, sometimes used to ease the pain of arthritis

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