benzene

noun

ben·​zene ˈben-ˌzēn  ben-ˈzēn 

: a colorless volatile flammable toxic liquid aromatic hydrocarbon C₆H₆ used in organic synthesis, as a solvent, and as a motor fuel

benzenoid

ˈben-zə-ˌnȯid 

adjective or noun

Examples of benzene in a Sentence

Recent Examples on the Web

Six petrochemicals — ethylene, propylene, butylene, benzene, toluene and xylenes — are the major foundations of plastics and synthetic materials like nylon and polyesters, which manufacturers in turn use to design and deliver products. —Anne D’innocenzio, Los Angeles Times, 22 Apr. 2026

Six petrochemicals - ethylene, propylene, butylene, benzene, toluene and xylenes - are the major foundations of plastics and synthetic materials like nylon and polyesters, which manufacturers in turn use to design and deliver products. —CBS News, 22 Apr. 2026

One of the byproducts of oil and gas activity is benzene, known to cause cancer. —Judith Kohler, Denver Post, 18 Mar. 2026

Thailand plans to freeze cooking gas prices until May, and encourage consumers to use alternative energy sources, like biodiesel and benzene. —Angelica Ang, Fortune, 12 Mar. 2026

Word History

Etymology

International Scientific Vocabulary benz- + -ene

First Known Use

1833, in the meaning defined above

Phrases Containing benzene

• benzene hexachloride
• benzene ring

Rhymes for benzene

• agin
• alkene
• allene
• ameen
• amin
• amine
• arene
• athene
• baleen
• beeline
• between
• bromine

Kids Definition

benzene

noun

ben·​zene ˈben-ˌzēn 

ben-ˈzēn

: a colorless flammable liquid that evaporates easily and is used to make or dissolve other chemicals or as a motor fuel

Medical Definition

benzene

noun

ben·​zene ˈben-ˌzēn  ben-ˈ 

: a colorless volatile flammable toxic liquid aromatic hydrocarbon C₆H₆ used in organic synthesis, as a solvent, and as a motor fuel

called also benzol

benzenoid

ˈben-zə-ˌnȯid 

adjective