: a homogeneous acidophilic refractile material that somewhat resembles fibrin and is formed in the walls of blood vessels and in connective tissue in some pathological conditions and normally in the placenta
Word History
First Known Use
1910, in the meaning defined above
Medical Definition
fibrinoid
noun
fi·bri·noid ˈfib-rə-ˌnȯid ˈfīb-
often attributive
: a homogeneous acidophilic refractile material that somewhat resembles fibrin and is formed in the walls of blood vessels and in connective tissue in some pathological conditions and normally in the placenta