catechin

noun

cat·​e·​chin ˈka-tə-ˌkin 

: a crystalline flavonoid compound C₁₅H₁₄O₆ or its derivatives having antioxidant properties and used in dyeing and tanning

Examples of catechin in a Sentence

Recent Examples on the Web

Decreased Iron Absorption In high amounts, catechins in tea can decrease iron absorption. —Ross Phan, Verywell Health, 12 May 2025

Though the evidence is mixed, some research suggests two compounds in this tea—caffeine and catechins—may increase metabolic function.6 6. —Mark Gurarie, Verywell Health, 1 May 2025

Research shows that catechins have anticancer and anti-inflammatory properties. —Chelsea Rae Bourgeois, Rdn, Health, 29 Apr. 2025

Research shows that catechins found in green tea can positively impact bone metabolism by stimulating bone formation and inhibiting bone resorption.26 According to a 2018 study published in Nutrients, habitual tea consumption may help protect against bone fracture. —Lindsay Curtis, Verywell Health, 4 Apr. 2025

Word History

Etymology

International Scientific Vocabulary catechu + -in entry 1

First Known Use

1853, in the meaning defined above

Rhymes for catechin

• aneurin
• crystallin
• eosin
• mandolin
• porphyrin
• underpin
• violin
• akin
• auxin
• buckskin
• chagrin
• deerskin

Medical Definition

catechin

noun

cat·​e·​chin ˈkat-ə-ˌkin 

: a crystalline compound C₁₅H₁₄O₆ that is related chemically to the flavones, is found in catechu, and is used in dyeing and tanning

also : a derivative of this compound