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Info: This web site is based on WordNet 3.0 from Princeton University.
English
noun
:
rare earth
1.
rare earth
(substance)
any element of the lanthanide series (atomic numbers 57 through 71)
Synonyms
lanthanide
,
lanthanoid
,
lanthanon
,
rare-earth element
Broader (hypernym)
group
,
grouping
Narrower (hyponym)
terbium metal
Based on WordNet 3.0 copyright © Princeton University.
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Orcapia v/Per Bang
. English edition:
Peter Jensen
.
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