1. A soft yellowish-white trivalent metallic element of the rare earth group; can be recovered from bastnasite or monazite by an ion-exchange process
   - praseodymium, atomic number 59

1. A promotion intended to create goodwill for a person or institution
   "The charity event was excellent PR for the corporation";
   - public relations
    
2. A self-governing commonwealth associated with the United States occupying the island of Puerto Rico
   - Puerto Rico, Porto Rico, Commonwealth of Puerto Rico
    
3. Representation of all parties in proportion to their popular vote
   "The new electoral system introduced PR to ensure fairer representation of minority parties";
   - proportional representation

Type of: commonwealth, metal, metallic element, packaging, promo [informal], promotion, promotional material, publicity, representation

Part of: bastnaesite, bastnasite, Caribbean, Greater Antilles, monazite

Encyclopedia: Pr