Webster’s Revised Unabridged Dictionary · 1913
Filanders
Fil′an·ders (·dẽrz), n. pl. [F. filandres, fr. L. filum thread.] (Falconry) A disease in hawks, characterized by the presence of small threadlike worms, also of filaments of coagulated blood, from the rupture of a vein; — called also backworm. Sir T. Browne.