Pr
n 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 [syn: praseodymium,
atomic number 59]
2: a self-governing commonwealth associated with the United
States occupying the island of Puerto Rico [syn: Puerto
Rico, Porto Rico, Commonwealth of Puerto Rico]
3: a promotion intended to create goodwill for a person or
institution [syn: public relations]