Definition of Rare earth

1. Noun. Any element of the lanthanide series (atomic numbers 57 through 71).

Exact synonyms: Lanthanide, Lanthanoid, Lanthanon, Rare-earth Element
Generic synonyms: Group, Grouping
Specialized synonyms: Terbium Metal

Definition of Rare earth

1. Noun. (chemistry) naturally occurring oxides of the lanthanide metals; they are widely distributed in relatively small concentrations and are used in glassmaking, ceramic glazes etc ¹

¹ Source:

Rare Earth Pictures

Click the following link to bring up a new window with an automated collection of images related to the term: Rare Earth Images

Lexicographical Neighbors of Rare Earth

raptus hemorrhagicus
rara avis
rara avises
rarae aves
rare-earth element
rare-earth screen
rare bird
rare earth (current term)
rare earth element
rare earth elements
rare earth magnet
rare earth metal
rare earth metals
rare earth mineral
rare earths
rare species
rare spring-sedge
rare spring-sedges

Literary usage of Rare earth

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

1. Journal of the American Chemical Society by American Chemical Society (1902)
"It seemed advisable to restrict this study to the rare earth metals. To this end salts of zirconium, thorium, cerium, lanthanum, neodymium and praseodymium ..."

2. Standard methods of chemical analysis: A Manual of Analytical Methods and by Wilfred Welday Scott (1917)
"... rare earth OXALATES Convert into the sulphates by evaporating with sulphuric acid. Dissolve in water and add solid sodium sulphate in excess to the ..."

3. Recent Advances in Physical and Inorganic Chemistry by Alfred Walter Stewart (1920)
"At the present day, these by-products form one of the most fruitful sources in the investigation of the elements of the rare earth series. 2. ..."

4. Recent Advances in Physical and Inorganic Chemistry by Alfred Walter Stewart (1912)
"If an attempt be made to fit the rare earth elements into the table in the ... In the first of these, it is assumed that the rare earth elements are all ..."

Other Resources Relating to: Rare earth

Search for Rare earth on!Search for Rare earth on!Search for Rare earth on Google!Search for Rare earth on Wikipedia!