fibrin

1. (uncountable, usually)A white, albuminous, fibrous substance, formed in the coagulation of the blood.

   фибри́нfibrín

   a white insoluble fibrous protein formed by the action of thrombin on fibrinogen when blood clots; it forms a network that traps red cells and platelets

2. (uncountable, usually)An elastic, insoluble, whitish protein produced by the action of thrombin on fibrinogen and forming an interlacing fibrous network in the coagulation of blood.

3. (uncountable, usually)An albuminous body, resembling animal fibrin in composition, found in cereal grains and similar seeds; vegetable fibrin.

uncountable