Lexic.us

Definition of Cerium

1. Noun. A ductile grey metallic element of the lanthanide series; used in lighter flints; the most abundant of the rare-earth group.

Definition of Cerium

1. n. A rare metallic element, occurring in the minerals cerite, allanite, monazite, etc. Symbol Ce. Atomic weight 141.5. It resembles iron in color and luster, but is soft, and both malleable and ductile. It tarnishes readily in the air.

Definition of Cerium

1. Noun. A metallic chemical element (''symbol'' Ce) with an atomic number of 58. ¹

¹ Source: wiktionary.com

Definition of Cerium

1. a metallic element [n -S]

Medical Definition of Cerium

1. An element of the rare earth family of metals. It has the atomic symbol ce, atomic number 58, and atomic weight 140.12. Cerium is a malleable metal used in industrial applications. Chemical name: Cerium (12 Dec 1998)

Lexicographical Neighbors of Cerium

Literary usage of Cerium

Below you will find example usage of this term as found in modern and/or classical literature:

1. A Dictionary of Applied Chemistry by Thomas Edward Thorpe (1912)
"These cerium double nitrates are quite analogous to the corresponding double ... cerium peroxide and its derivatives. The addition of ammonia and hydrogen ..."

2. Standard methods of chemical analysis: A Manual of Analytical Methods and by Wilfred Welday Scott (1917)
"All of the rare earths except cerium are converted into the chlorides, ... cerium may be determined in its salts by precipitation with oxalic acid, ..."

3. Report of the Annual Meeting (1844)
"I have not been able to find any good method of obtaining pure oxide of cerium ; the salts of protoxide of cerium are like those of oxide of ..."

4. A Dictionary of Chemistry and the Allied Branches of Other Sciences by Henry Watts (1863)
"The oxides of lanthanum and didymium then dissolve, with evolution of ammonia, and sesquioxide of cerium is left in a state of purity. ..."

5. A System of Chemistry for the Use of Students of Medicine by Franklin Bache (1819)
"SALTS OF OXIDIZED cerium are combinations of the ox-Salts of oxi- iucs of cerium ... When peroxide of cerium is treated chlorate of with hydrochloric acid, ..."

6. Manual of qualitative chemical analysis by C. Remigius Fresenius (1867)
"Oxalic acid precipitates protoxide of cerium completely, even from moderately dilute ... Carbonate of baryta precipitates cerium slowly but completely. ..."

7. Bulletin by Geological Survey of Western Australia (1905)
"cerium. This rare metal was discovered in 1803. It is a soft, grey, ... cerium does not occur free in nature, but, together with several other similar rare ..."

Other Resources: