pteridine

noun

pter·​i·​dine ˈter-ə-ˌdēn How to pronounce pteridine (audio)
: a yellow crystalline bicyclic base C6H4N4
broadly : any of a class of compounds (such as the pterins) that have the bicyclic ring system of pteridine and include especially various animal pigments

Word History

Etymology

International Scientific Vocabulary pterin + -idine

First Known Use

1943, in the meaning defined above

Time Traveler
The first known use of pteridine was in 1943

Dictionary Entries Near pteridine

Cite this Entry

“Pteridine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pteridine. Accessed 14 Jun. 2024.

Medical Definition

pteridine

noun
pter·​i·​dine ˈter-ə-ˌdēn How to pronounce pteridine (audio)
: a yellow crystalline bicyclic base C6H4N4 that is a structural constituent especially of various animal pigments

More from Merriam-Webster on pteridine

Love words? Need even more definitions?

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