English Dictionary |
CERIUM
Pronunciation (US): | (GB): |
Dictionary entry overview: What does cerium mean?
• CERIUM (noun)
The noun CERIUM has 1 sense:
1. a ductile grey metallic element of the lanthanide series; used in lighter flints; the most abundant of the rare-earth group
Familiarity information: CERIUM used as a noun is very rare.
Dictionary entry details
Sense 1
Meaning:
A ductile grey metallic element of the lanthanide series; used in lighter flints; the most abundant of the rare-earth group
Classified under:
Nouns denoting substances
Synonyms:
atomic number 58; Ce; cerium
Hypernyms ("cerium" is a kind of...):
metal; metallic element (any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.)
Holonyms ("cerium" is a substance of...):
bastnaesite; bastnasite (a yellow-to-brown mineral that is a source of rare earth elements)
gadolinite; ytterbite (a mineral that is a source of rare earths; consists of silicates of iron and beryllium and cerium and yttrium and erbium)
monazite (a reddish-brown mineral containing rare earth metals; an important source of thorium and cerium)
Derivation:
cerous (of or relating to or containing cerium with valence 3)
Context examples
This particular method was developed by a research team led by RMIT University in Melbourne, Australia, and it uses a liquid metal electrocatalyst, containing nanoparticles of the rare-earth metal cerium, to convert the greenhouse gas into a stable, coal-like solid.
(Scientists Turn CO2 into Solid Coal, The Titi Tudorancea Bulletin)
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