thrombin

T1H4R1O1M3B3I1N1
/ˈθɹɒmbɪn/

noun

An enzyme in blood that facilitates blood clotting by converting fibrinogen to fibrin (by means of ionized calcium).

Similar
factor II
Less commonScrabble 15
Ask AI about this wordChatGPTClaudePerplexityGoogle AIGrok

Meanings

nounthrombin (countable and uncountable, plural thrombins)

plural thrombins

  1. countableuncountablebiochemistryAn enzyme in blood that facilitates blood clotting by converting fibrinogen to fibrin (by means of ionized calcium).

    Synonyms: factor II

Synonyms & antonyms

nounAn enzyme in blood that facilitates blood clotting by converting fibrinogen to fibrin (by means of ionized calcium).

Similar
factor II

Origin

From thromb- + -in.

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

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