flavin

noun

fla·​vin ˈflā-vən How to pronounce flavin (audio)
: any of a class of yellow water-soluble nitrogenous pigments derived from isoalloxazine and occurring in the form of nucleotides as coenzymes of flavoproteins
especially : riboflavin

Examples of flavin in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
In bright light, by contrast, both flavin molecules were photoreduced, and very quickly. Virat Markandeya, Smithsonian Magazine, 8 Mar. 2023 Under moonlight conditions, only one of the two flavins was photoreduced, the scientists found. Virat Markandeya, Smithsonian Magazine, 8 Mar. 2023 The sensitivity of each flavin to light is very different. Virat Markandeya, Smithsonian Magazine, 8 Mar. 2023

Word History

Etymology

International Scientific Vocabulary, from Latin flavus yellow — more at blue

First Known Use

1933, in the meaning defined above

Time Traveler
The first known use of flavin was in 1933

Dictionary Entries Near flavin

Cite this Entry

“Flavin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/flavin. Accessed 18 Dec. 2024.

Medical Definition

flavin

noun
fla·​vin ˈflā-vən How to pronounce flavin (audio)
: any of a class of yellow water-soluble nitrogenous pigments derived from isoalloxazine and occurring in the form of nucleotides as coenzymes of flavoproteins
especially : riboflavin

More from Merriam-Webster on flavin

Love words? Need even more definitions?

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