PPT Medical Abbreviation

Part Per Trillion

Pedunculopontine Tegmental

Perception Threshold

Podophyllotoxin

Polyp Prevention Trial

Polypurine Tract

Propyl Pyrazole Triol

Precipitation

A process whereby salts drop or come out of a water solution. Rain, snow, hail, or sleet falling to the ground. In metals, the separation of a new phase from solid or liquid solution, usually with changing conditions of temperature, pressure or both.

Pain Pressure Threshold