pyran

noun
py·​ran | \ˈpī-ˌran \

Definition of pyran 

: either of two cyclic compounds C5H6O that contain five carbon atoms and one oxygen atom in the ring

First Known Use of pyran

1904, in the meaning defined above

History and Etymology for pyran

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The first known use of pyran was in 1904

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pyran

noun
py·​ran | \ˈpī(ə)r-ˌan \

Medical Definition of pyran 

: either of two cyclic compounds C5H6O that contain five carbon atoms and one oxygen atom in the ring

More from Merriam-Webster on pyran

Britannica.com: Encyclopedia article about pyran

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