1) Activity 2) Bodily function 3) Bodily process 4) Body process 5) Lacrimation 6) Tearing 7) Watering 1) Lacrimation 2) Watering 
• (n.) The act of shedding tears; weeping.
Secretion and discharge of tears.
Lach`ry·ma'tion noun [ Latin lacrimatio , from lacrimare to shed tears, from lacrima tear.] The act of shedding tears; weeping. 
Lachrymation is the anatomical term for the shedding of tears.
lachrymation 1. The secretion of tears; specifically: abnormal or excessive secretion of tears due to local or systemic disease. 2. Shedding tears in excess.