dēflŭvĭum

I. A flowing down, flowing off, Plin. 18, 29, 69, § 281: defluvia fontanea, Sol. 4, 4.—

II. A falling off or out: capilli, = alopecia, Plin. 28, 11, 46, § 163; 29, 6, 34, § 108; cf. capitis, id. 11, 39, 94, § 230; 22, 13, 15, § 34.