noun, Chemistry.
a colorless, water-insoluble liquid, C 8 H 8 , having a penetrating aromatic odor, usually prepared from ethylene and benzene or ethylbenzene, that polymerizes to a clear transparent material and copolymerizes with other materials to form synthetic rubbers.
a colourless oily volatile flammable water-insoluble liquid made from ethylene and benzene. It is an unsaturated compound and readily polymerizes: used in making synthetic plastics and rubbers. Formula: C6H5CH:CH2 See also polystyrene

styrene sty·rene (stī’rēn’)
A colorless oily liquid from which polystyrenes, plastics, and synthetic rubber are produced. Also called vinylbenzene.
A colorless, oily aromatic hydrocarbon that readily undergoes polymerization. It is used in making polystyrene, polyesters, synthetic rubber, and other products. Chemical formula: C8H8.


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