English noun: praseodymium | |||
| 1. | praseodymium (substance) 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 | atomic number 59, Pr | ||
| Broader (hypernym) | metal, metallic element | ||
| Substance meronym | bastnaesite, bastnasite, monazite | ||