toluene

noun
tol·​u·​ene | \ ˈtäl-yə-ˌwēn How to pronounce toluene (audio) \

Definition of toluene

: a liquid aromatic hydrocarbon C7H8 that resembles benzene but is less volatile, flammable, and toxic and is used especially as a solvent, in organic synthesis, and as an antiknock agent for gasoline

Examples of toluene in a Sentence

Recent Examples on the Web The US Environmental Protection Agency recognizes paints and varnishes as sources of common hazardous air pollutants, such as toluene and methylene chloride. CNN, 3 June 2021 Texas and Louisiana house the plants that produce toluene diisocyanate (TDI), one of two main chemicals used to make furniture foam. Cameron Fields, cleveland, 12 Apr. 2021 The top three toxins to avoid are Dibutyl phthalate (DnBP), toluene, and formaldehyde, according to Non-Toxic Revolution. Jennifer Aldrich, Better Homes & Gardens, 24 Mar. 2021 Does not contain dibutyl phthalate, toluene, formaldehyde, or formaldehyde resin. Jennifer Aldrich, Better Homes & Gardens, 24 Mar. 2021 But for other mixtures (like alcohols, or toluene and decane), the ratio of the two liquids is different on the surface compared to the bulk. Chris Lee, Ars Technica, 10 Nov. 2020 Neither charcoal lighter fluid nor gasoline contain toluene as a single component, Jackson wrote. Washington Post, 22 Oct. 2020 Formaldehyde, d-Limonene, toluene, acetone, and ethanol (and more) fall within this category. Elizabeth Sweet, Better Homes & Gardens, 12 June 2020 In this case, hydrogen is blended with methylbenzene (toluene) to make methylcyclohexane. Caroline Delbert, Popular Mechanics, 29 Apr. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'toluene.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of toluene

1855, in the meaning defined above

History and Etymology for toluene

French toluène, from tolu balsam from the tropical American tree Myroxylon balsamum, from Spanish tolú, from Santiago de Tolú, Colombia

Keep scrolling for more

Learn More About toluene

Time Traveler for toluene

Time Traveler

The first known use of toluene was in 1855

See more words from the same year

Dictionary Entries Near toluene

Toluca, Nevado de

toluene

toluene diisocyanate

See More Nearby Entries 

Statistics for toluene

Cite this Entry

“Toluene.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/toluene. Accessed 16 Oct. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

Keep scrolling for more

More Definitions for toluene

toluene

noun
tol·​u·​ene | \ ˈtäl-yə-ˌwēn How to pronounce toluene (audio) \

Medical Definition of toluene

: a liquid aromatic hydrocarbon C7H8 that resembles benzene but is less volatile, flammable, and toxic and is used as a solvent, in organic synthesis, and as an antiknock agent for gasoline

called also methylbenzene

More from Merriam-Webster on toluene

Britannica.com: Encyclopedia article about toluene

WORD OF THE DAY

Test Your Vocabulary

Farm Idioms Quiz

  • cow coming home
  • What does 'poke' refer to in the expression 'pig in a poke'?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!