Cerium (Noun)
Meaning
A ductile grey metallic element of the lanthanide series; used in lighter flints; the most abundant of the rare-earth group.
Classification
Nouns denoting substances.
Examples
- Cerium is a ductile grey metallic element of the lanthanide series used in lighter flints and other applications requiring high-temperature resistance.
- The most abundant of the rare-earth group, cerium is often extracted from the minerals bastnäsite and monazite.
- Cerium is used in catalytic converters for vehicles to reduce emissions and improve air quality.
- The unique properties of cerium make it an essential component in the production of specialized glass and ceramics.
- Cerium oxide is used as a polishing agent in the manufacture of precision optics and other high-precision components.