Thrombin

//ˈθɹɒmbɪn// noun

noun ·Rare ·Advanced level

Definitions

Noun

1
An enzyme in blood that facilitates blood clotting by converting fibrinogen to fibrin (by means of ionized calcium). countable, uncountable
2
an enzyme that acts on fibrinogen in blood causing it to clot wordnet

Synonyms

factor ii factor ii

Etymology

From thromb- + -in.

Related phrases

thrombin clotting time thrombin time lipoic acid

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.