Source : Webster's Revised Unabridged Dictionary (1913)

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.