What is the definition of Rare-earth element? | Dictionary.net

RARE-EARTH ELEMENT

\ɹˈe͡əɹˈɜːθ ˈɛlɪmənt], \ɹˈe‍əɹˈɜːθ ˈɛlɪmənt], \ɹ_ˈeə_ɹ_ˈɜː_θ ˈɛ_l_ɪ_m_ə_n_t]\

Definitions of RARE-EARTH ELEMENT

2006 - WordNet 3.0
2011 - English Dictionary Database

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any element of the lanthanide series (atomic numbers 57 through 71)

2006 - WordNet 3.0
By Princeton University

any element of the lanthanide series (atomic numbers 57 through 71)

2011 - English Dictionary Database
By DataStellar Co., Ltd

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