Definitions for pr
Overview of noun pr
The noun pr has 3 senses? (no senses from tagged texts)
1. praseodymium, Pr, atomic number 59
(a soft yellowish-white trivalent metallic element of the rare earth group; can be recovered from bastnasite or monazite by an ion-exchange process)
2. Puerto Rico, Porto Rico, Commonwealth of Puerto Rico, PR
(a self-governing commonwealth associated with the United States occupying the island of Puerto Rico)
3. public relations, PR
(a promotion intended to create goodwill for a person or institution)
