passage
Pronunciation: pas′ăj
Definition:
- The act of passing.
- A discharge, as from the bowels or of urine.
- Inoculation of a series of animals with the same strain of a pathogenic microorganism whereby the virulence usually is increased, but is sometimes diminished.
- A channel, duct, pore, or opening.
[Mediev. L. passo, to pass]
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Examples: glitazone, GI cocktail, etc.

