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

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

Studies suggest that the combination of caffeine and catechins in green tea may reduce the digestion and absorption of fat in the stomach and intestines. —Maria Goldbach, Vogue, 22 Mar. 2025

Green Tea Green tea is packed with plant compounds like the catechin epigallocatechin gallate (EGCG), which has powerful antioxidant and anti-inflammatory effects.6 Green tea contains around 29.4 milligrams of caffeine per cup, much less than what’s found in coffee. —Jillian Kubala, Health, 18 Mar. 2025

More antioxidants Unlike black tea, green tea is not fermented and therefore contains natural antioxidants, like catechins, which have an anti-inflammatory effect and support cell health while strengthening the immune system. —Maria Goldbach, Vogue, 22 Mar. 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