elastin

noun

elas·​tin i-ˈla-stən 

: a protein that is similar to collagen and is the chief constituent of elastic fibers

Examples of elastin in a Sentence

Recent Examples on the Web

Avoid ultraviolet ray exposure: UV rays can break down collagen and mess up the production of elastin in your skin. —Bruce Y. Lee, Forbes, 4 Dec. 2024

This process occurs when sugar molecules attach to proteins like collagen and elastin, which your skin needs to maintain elasticity and firmness. —Lauren Panoff, Mph, Rd, Verywell Health, 4 Nov. 2024

Retinoids also stimulate the production of collagen and elastin, says Sobel, which helps firm up skin laxity. —Emily Orofino, Allure, 29 Oct. 2024

Devotees include stars like Kourtney Kardashian and Naomi Campbell, and it is believed to encourage the growth of collagen and elastin. —Cara Lynn Shultz, People.com, 24 Oct. 2024

Word History

Etymology

International Scientific Vocabulary, from New Latin elasticus

First Known Use

1875, in the meaning defined above

Kids Definition

elastin

noun

elas·​tin i-ˈlas-tən 

: a protein that is similar to collagen and helps make up the elastic fibers of connective tissue

Medical Definition

elastin

noun

elas·​tin i-ˈlas-tən 

: a protein that is similar to collagen and is the chief constituent of elastic fibers