flavin

¹

[ fley-vin ]

noun

, Biochemistry.

1. a complex heterocyclic ketone that is common to the nonprotein part of several important yellow enzymes, the flavoproteins.
2. quercetin.

-flavin

²

1. a combining form occurring in compound words which denote natural derivatives of flavin:

   riboflavin.

flavin

/ ˈfleɪvɪn /

noun

1. See flavoprotein
   a heterocyclic ketone that forms the nucleus of certain natural yellow pigments, such as riboflavin. Formula: C 10 H 6 N 4 O 2 See flavoprotein
2. any yellow pigment based on flavin
3. See quercetin
   another name for quercetin

Word History and Origins

Origin of flavin¹

First recorded in 1850–55; flav- + -in ²

Word History and Origins

Origin of flavin¹

C19: from Latin flāvus yellow

Example Sentences

Flavin was keen on such mundane connections in his earliest years, then rejected them when he became a famous formalist.

From The Daily Beast

Stallone and Flavin have been together since 1988—married since 1997—and have three daughters, Sophia, Sistine, and Scarlet.

From The Daily Beast

Flavin, add both to the bath together with indigo extract (1/2 tablespoonful).

From Project Gutenberg

From his seat below the Gangway Mr. Flavin watched procedure with wistful eyes.

From Project Gutenberg

To obtain a yellow shade of scarlet, a small quantity of Flavin, Fustic, or other yellow dye may be added to the dye bath.

From Project Gutenberg

Flavin is extract of Quercitron bark, and is much used for bright yellow with tin.

From Project Gutenberg

Yellows can be got with weld, flavin, turmeric (for which cotton has a strong attraction), and fustic.

From Project Gutenberg