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benzene

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benzene

Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++
Related topics: Industry, Chemistry
ben·zene /ˈbenziːn, benˈziːn/ noun [uncountable]  TIa liquid obtained from coal, used for making plastics
Examples from the Corpus
benzeneOne of the hydrogen atoms in ammonia is replaced by a benzene ring.The copious benzene rings and potential carboxylic acid groups in coal suggest that these transformations might not be too difficult.Solid begins to form at point A. Depending on the composition of the mixture, the solid will be either benzene or naphthalene.Typical results are shown in table 9.2 for a polystyrene sample dissolved in benzene.The corresponding value for the distribution of iodine in benzene and water is about 400.For over six months faulty filters were letting benzene through.Studies on people exposed to high concentrations of benzene in the workplace have shown it is linked with leukaemia.The curve in the middle shows what happens when a mixture of benzene and naphthalene is cooled.
Origin benzene (1800-1900) bezoin type of chemical compound obtained from a tree ((16-21 centuries)), from Old French benjoin, from Catalan benjuí, from Arabic luban jawi frankincense of Java
ben·zene nounChineseSyllable
for from obtained making Corpus liquid coal, used a plastics


benzene
benzene /ˈbenziːn, benˈziːn/ noun [uncountable]
 Date: 1800-1900
 Origin: bezoin type of chemical compound obtained from a tree (16-21 centuries), from Old French benjoin, from Catalan benjuí, from Arabic luban jawi 'frankincense of Java'
a liquid obtained from coal, used for making plastics


ben·zeneBrE /ˈbenziːn/ 🔊NAmE /ˈbenziːn/ 🔊 noun [uncountable] a clear liquid obtained from petroleum and coal tar , used in making plastics and many chemical products