Definitions of PROTHROMBIN [ʊˈθrɒm bɪn]

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Definition of 'PROTHROMBIN'

1. (n.) prothrombin
a plasma protein involved in blood coagulation that is converted to thrombin.

Etymology: (1895–1900)

Definition of 'PROTHROMBIN'

Princeton's WordNet

1. (noun) prothrombin, factor II
a protein in blood plasma that is the inactive precursor of thrombin

Definition of 'PROTHROMBIN'

U.S. National Library of Medicine

1. PROTHROMBIN
A plasma protein that is the inactive precursor of thrombin. It is converted to thrombin by a prothrombin activator complex consisting of factor Xa, factor V, phospholipid, and calcium ions. Deficiency of prothrombin leads to hypoprothrombinemia.

'PROTHROMBIN' - Nearby Entries
prothorax prothrombin prothrombin accelerator prothrombinase protirelin protista protistan

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