pr Meaning, Definition & Usage
- 
       noun 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.
 
- 
       noun a self-governing commonwealth associated with the United States occupying the island of Puerto Rico
       
       
 Puerto Rico; Porto Rico; Commonwealth of Puerto Rico.
 
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       noun a promotion intended to create goodwill for a person or institution
       
       
 public relations.