serpin

S1E1R1P3I1N1

noun

Any of a family of proteins that inhibit serine proteases (especially trypsin)

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Meanings

nounserpin (plural serpins)

plural serpins

  1. biochemistryAny of a family of proteins that inhibit serine proteases (especially trypsin)

Origin

Short for serine protease + -in

Full word history & related roots →

Rhymes & wordplay

Anagrams

sniperSpinerpersinrespin
Cite this entry
APA

serpin. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/serpin

MLA

“serpin.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/serpin. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “serpin,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/serpin.

Source: serpin on Wiktionary, CC BY-SA 4.0.