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

Medik8 treats elastin not as an isolated marketing buzzword, but as an essential mechanical component of long-term skin architecture, says Medik8’s Biggerstaff. — Amy Francombe, Vogue, 30 Oct. 2026

Researchers have explored its role in skin repair and in producing collagen and elastin. — Taylor Lane, Flow Space, 28 Oct. 2026

The formula uses two types of ‘mini’ proteins to help support collagen and elastin production, while also keeping skin feeling nicely hydrated. — Danielle Cohen, Glamour, 27 Oct. 2026

Word History

Etymology

International Scientific Vocabulary, from New Latin elasticus

First Known Use

1875, in the meaning defined above

Rhymes for elastin

• thromboplastin

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