The Collaborative International Dictionary of English v.0.48:

Verumontanum \Ver`u*mon*ta"num\, n. [NL.] (Anat.)
   An elevation, or crest, in the wall of the urethra where the
   seminal ducts enter it.
   [1913 Webster]

   Note: This is sometimes written veru montanum.
         [1913 Webster]