riboflavin

noun

ri·bo·fla·vin | \ˌrī-bə-ˈflā-vən,

ˈrī-bə-ˌflā-\

Definition of riboflavin

: a yellow crystalline compound C₁₇H₂₀N₄O₆ of the vitamin B complex that occurs both free (as in milk) and combined (as in liver) as a component of coenzymes (such as FMN) which are essential to normal metabolism

— called also vitamin B₂

Examples of riboflavin in a Sentence

Recent Examples on the Web

Maple’s advocates also tout it as a source of minerals such as manganese and riboflavin. — Jason Wilson, charlotteobserver, "Vermont’s maple syrup business is booming, thanks to technology and changing tastes," 4 May 2018 Maple’s advocates also tout it as a source of minerals such as manganese and riboflavin. — Jason Wilson, charlotteobserver, "Vermont’s maple syrup business is booming, thanks to technology and changing tastes," 4 May 2018 Maple’s advocates also tout it as a source of minerals such as manganese and riboflavin. — Jason Wilson, charlotteobserver, "Vermont’s maple syrup business is booming, thanks to technology and changing tastes," 4 May 2018 Maple’s advocates also tout it as a source of minerals such as manganese and riboflavin. — Jason Wilson, charlotteobserver, "Vermont’s maple syrup business is booming, thanks to technology and changing tastes," 4 May 2018 Maple’s advocates also tout it as a source of minerals such as manganese and riboflavin. — Jason Wilson, charlotteobserver, "Vermont’s maple syrup business is booming, thanks to technology and changing tastes," 4 May 2018 Maple’s advocates also tout it as a source of minerals such as manganese and riboflavin. — Jason Wilson, charlotteobserver, "Vermont’s maple syrup business is booming, thanks to technology and changing tastes," 4 May 2018 Maple’s advocates also tout it as a source of minerals such as manganese and riboflavin. — Jason Wilson, charlotteobserver, "Vermont’s maple syrup business is booming, thanks to technology and changing tastes," 4 May 2018 And this nutrient-dense veggie is also loaded with riboflavin, (vitamin B2), which studies have found could reduce a woman's risk of developing PMS by 35%. 4. — Amy Capetta, Woman's Day, "10 Foods That Fight Off ALL Your PMS Symptoms," 19 June 2015

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'riboflavin.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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Last Updated

30 Sep 2018

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The first known use of riboflavin was in 1935

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More Definitions for riboflavin

riboflavin

noun

English Language Learners Definition of riboflavin

: a natural substance (called a vitamin) that is found in certain foods (such as milk, eggs, and leafy vegetables) and that helps your body to be healthy

See the full definition for riboflavin in the English Language Learners Dictionary

riboflavin

noun

ri·bo·fla·vin | \ˌrī-bə-ˈflā-vən, ˈrī-bə-ˌ

variants: also riboflavine \ -ˌvēn

Medical Definition of riboflavin

: a yellow crystalline compound C₁₇H₂₀N₄O₆ that is a growth-promoting member of the vitamin B complex and occurs both free (as in milk) and combined (as in liver)

— called also lactoflavin, ovoflavin, vitamin B₂