PRE Medical Abbreviation

Pheromone Response Element

Photoreactivating Enzyme

Physician'S Report of Examination

Precurqor

Preliminary

With reference to a tariff or other trade barrier applied as a result of administered protection, this refers to a barrier imposed part way through the administrative process, as opposed to the definitive barrier that is imposed when the administrative process is complete.

Progressive Resistive Exercises

Precursor

Precursor is a compound that participates in the chemical reaction that produces another compound. In biochemistry, the term "precursor" is used more specifically to refer to a chemical compound preceding another in a metabolic pathway.

Progressive Resistive Exercise