tet·ra·hy·dro·fu·ran | \ˌte-trə-ˈfyu̇r-ˌan, -fyu̇-ˈran\

Definition of tetrahydrofuran 

: a flammable liquid heterocyclic ether C4H8O that is derived from furan and used as a solvent and as an intermediate in organic synthesis

Examples of tetrahydrofuran in a Sentence

Recent Examples on the Web

In February, an Orange County man, whose name wasn’t released, died after taking tetrahydrofuran fentanyl, a synthetic substance similar to fentanyl, federal prosecutors said. Christal Hayes, OrlandoSentinel.com, "Man indicted after selling fentanyl on 'dark net' that caused fatal overdose, feds say," 20 July 2017

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

First Known Use of tetrahydrofuran

circa 1943, in the meaning defined above

History and Etymology for tetrahydrofuran

tetrahydro- + furan

Keep scrolling for more

Learn More about tetrahydrofuran

Share tetrahydrofuran

Statistics for tetrahydrofuran

Look-up Popularity

Time Traveler for tetrahydrofuran

The first known use of tetrahydrofuran was circa 1943

See more words from the same year

More from Merriam-Webster on tetrahydrofuran

Britannica.com: Encyclopedia article about tetrahydrofuran

Comments on tetrahydrofuran

What made you want to look up tetrahydrofuran? Please tell us where you read or heard it (including the quote, if possible).


to reject or criticize sharply

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Roman Mythology Quiz

  • the-triumph-of-venus-by-alessandro-magnasco
  • Boreal comes from the name of the ancient Greek god of which wind?
Spell It

Can you spell these 10 commonly misspelled words?


Test Your Knowledge - and learn some interesting things along the way.


Love words? Need even more definitions?

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