English Explanatory Dictionary

rare earth element

English dictionary entry

Meanings

noun
  1. Any of a group of seventeen soft, lustrous, sometimes magnetic metals that form trivalent salts, which includes the lanthanides plus yttrium and scandium.

Word forms

rare earth element rare earth elements rare-earth element

Related words

rare earth rare earth metal rare earth mineral REE
This entry uses open data from Wiktionary (CC BY-SA/GFDL). Word forms are used for search and are not indexed as separate pages.
Back to search All on R Russian dictionary Dahl dictionary