tet·​ra·​hy·​dro·​fu·​ran ˌte-trə-ˈfyu̇r-ˌan How to pronounce tetrahydrofuran (audio)
: a flammable liquid heterocyclic ether C4H8O that is derived from furan and used as a solvent and as an intermediate in organic synthesis

Example Sentences

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, 20 July 2017

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'tetrahydrofuran.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


tetrahydro- + furan

First Known Use

circa 1943, in the meaning defined above

Time Traveler
The first known use of tetrahydrofuran was circa 1943

Dictionary Entries Near tetrahydrofuran

Cite this Entry

“Tetrahydrofuran.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tetrahydrofuran. Accessed 8 Jun. 2023.

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