fibrinoid

adjective

1. having the characteristics of fibrin.

noun

2. an acellular homogenous protein resembling fibrin, present in the maturing placenta and in certain diseased blood vessels and connective tissues.

adj.

1. Of or resembling fibrin.

n.

1. A homogenous acellular material that resembles fibrin and is found in the placenta, forms in connective tissue and in the walls of blood vessels in certain diseases, and is sometimes observed in healing wounds and malignant hypertension.