Definition of Cerium in English :

Define Cerium in English

Cerium meaning in English

Meaning of Cerium in English

Pronunciation of Cerium in English

Cerium pronunciation in English

Pronounce Cerium in English

Cerium

see synonyms of cerium

Noun

1. atomic number 58, ce, cerium

a ductile grey metallic element of the lanthanide series; used in lighter flints; the most abundant of the rare-earth group

WordNet Lexical Database for English. Princeton University. 2010.


Cerium

see synonyms of cerium
noun
a malleable ductile steel-grey element of the lanthanide series of metals, used in lighter flints and as a reducing agent in metallurgy. Symbol: Ce; atomic no: 58; atomic wt: 140.115; valency: 3 or 4; relative density: 6.770; melting pt: 798°C; boiling pt: 3443°C

Collins English Dictionary. Copyright © HarperCollins Publishers


Cerium

see synonyms of cerium
noun
a gray chemical element, the most abundant of the rare-earth elements: it is used in alloys, electronic components, and nuclear fuels: symbol, Ce; at. no., 58
see the periodic table of elements in the Reference Supplement

Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by Houghton Mifflin Harcourt. All rights reserved.


Cerium

see synonyms of cerium
n. Symbol Ce
A lustrous, iron-gray, malleable metallic element of the lanthanide series that occurs chiefly in the minerals monazite and bastnaesite, exists in four allotropic states, is a constituent of pyrophoric alloys, and is used in metallurgy and in the manufacture of glass, incandescent mantles, and hydrocarbon combustion catalysts. Atomic number 58; atomic weight 140.12; melting point 799°C; boiling point 3,443°C; specific gravity 6.77; valence 3, 4. See Periodic Table.

The American Heritage ® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.