rare-earth element

[rair-urth] / ˈrɛərˈɜrθ /

NOUN

group of chemical elements

Synonyms

WEAK

base metal native metal noble metal oxide precious metal rare earth rare metal rare-earth metal

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Australia and Canada, for instance, have significant rare-earth resources that can help support America’s rare-earth element needs.

From MarketWatch

Ramaco Resources, a metallurgical coal producer, is developing its Brook Mine, which holds significant heavy rare-earth element deposits.

From Barron's

This ring is packed with 648 22cm-long neodymium magnets laced with another rare-earth element, dysprosium, which makes them much less liable to become demagnetised.

From BBC

The price of dysprosium, a “heavy” rare-earth element used in magnets for car motors, almost tripled to $305 a kilogram.

From BusinessWeek

"The country's grasp on the rare-earth element industry could one day give China a strong technological advantage and increase its military superiority," she wrote.

From The Wall Street Journal