希土類

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Japanese[edit]

Kanji in this term

Grade: 4

Grade: 1
るい
Grade: 4

Etymology[edit]

From  () (ki, rare) +  () (do, soil) +  (るい) (rui, class).

Noun[edit]

希土類 (shinjitai kanji, kyūjitai kanji 稀土類, hiragana きどるい, rōmaji kidorui)

  1. rare earth

Derived terms[edit]