What is PR?

  • (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.
    Synonyms: praseodymium, atomic number 59
    See also — Additional definitions below

Some articles on pr:

ISO 3166-1 Alpha-2 - Current Codes - Officially Assigned Code Elements
3166-2PL PM Saint Pierre and Miquelon 1974.pm ISO 3166-2PM PN Pitcairn 1974.pn ISO 3166-2PN PR Puerto Rico 1974.pr ISO 3166-2PR PS Palestinian Territory, Occupied 1999.ps ISO 3166 ...

More definitions of "PR":

  • (noun): A promotion intended to create goodwill for a person or institution.
    Synonyms: public relations