The Collaborative International Dictionary of English v.0.48:

Delacrymation \De*lac`ry*ma"tion\, n. [L. delacrimatio, fr.
   delacrimare to weep. See Lachrymation.]
   An involuntary discharge of watery humors from the eyes;
   wateriness of the eyes. [Obs.] --Bailey.
   [1913 Webster]