Epiphora is:
Epiphora is defined as watering from the eye due to physiological causes such as pump failure or mechanical obstruction in lacrimal passage. Ref: Textbook of Ophthalmology By Nema, 3rd Edition, Page 304
Cerebrospinal fluid running from the nose after fracture of anterior cranial fossa
An epiphenomenon of a cerebral tumor
An abnormal overflow of tears due to obstruction of lacrimal duct
Eversion of lower eyelid following injury