| Engelsk navneord: atomic number 59 | |||
| 1. | atomic number 59 (om masse el. substans) a soft yellowish-white trivalent metallic element of the rare earth group; can be recovered from bastnasite or monazite by an ion-exchange process | ||
| Termer med samme betydning (synonymer) | Pr, praseodymium | ||
| Mindre specifikke termer | metal, metallic element | ||
| Vedrærer disse overordnede termer | bastnaesite, bastnasite, monazite | ||