Source : Webster's Revised Unabridged Dictionary (1913)

Bacterioscopy \Bac*te`ri*os"co*py\, n. [Gr. ?, ?, a staff + ? to
   view.]
   Microscopic examination or investigation of bacteria. --
   {Bac*te`ri*o*scop"ic}, a. -- {*scop"ic*al*ly}, adv. --
   {Bac*te`ri*os"co*pist}, n.

Bacterioscopist \Bac*te`ri*os"co*pist\, n. (Biol.)
   One skilled in bacterioscopic examinations.