kallikrein

K5A1L1L1I1K5R1E1I1N1
US/ˌkæl.əˈkɹiː.ɪn/US/kəˈlɪk.ɹi.ɪn/

noun

A hypotensive protease that liberates kinins from blood plasma proteins and is used therapeutically for vasodilation.

UncommonScrabble 18

Meanings

nounkallikrein (countable and uncountable, plural kallikreins)

plural kallikreins

  1. countableuncountablebiochemistryA hypotensive protease that liberates kinins from blood plasma proteins and is used therapeutically for vasodilation.

    Synonyms: kallidinogenase, kininogenin

Synonyms & antonyms

nounA hypotensive protease that liberates kinins from blood plasma proteins and is used therapeutically for vasodilation.

Origin

From Ancient Greek κᾰλλίκρεᾰς (kăllíkreăs, “sweetbread, pancreas”) + -in, from κᾰλλι- (kălli-, “beautiful”) + κρέᾰς (kréăs, “flesh, meat”).

Full word history & related roots →

Translations

Italian callicreina
  • callicreinaa protease
Spanish calicreína
  • calicreínaa protease
Cite this entry
APA

kallikrein. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/kallikrein

MLA

“kallikrein.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/kallikrein. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “kallikrein,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/kallikrein.

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