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. Bacterioscopy \Bac*te`ri*os"co*py\ (-[o^]s"k[-o]*p[y^]), n. [Bacterium + -scopy ] (Biol.) The application of a knowledge of bacteria for their detection and identification, as in the examination of polluted water.