Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun An acidic pyrimidine derivative, C4H4O3N2, used in the manufacture of barbiturates and some plastics.
from the GNU version of the Collaborative International Dictionary of English.
- (Chem.) A white, crystalline substance, CH2(CO.NH)2.CO, derived from alloxantin, also from malonic acid and urea, and regarded as a substituted urea.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun organic chemistry A
heterocyclic compound derived frompyrimidine that is the basis of allbarbiturate drugs.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun a white crystalline acid derived from pyrimidine; used in preparing barbiturate drugs
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
[Partial translation of German Barbitursäure : barb- (perhaps from the name Barbara) + -itur (ultimately from Ur(in), urine, from Latin ūrīna; see urine) + Säure, acid.]
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