English Dictionary

lanthanide

IPA（発音記号）

/ˈlænθənaɪd/

名詞

(chemistry) Any of the 14 rare earth elements from cerium (or from lanthanum) to lutetium in the periodic table; because their outermost orbitals are empty, they have very similar chemistry; below them are the actinides.

日本語の意味

周期表においてランタンからルテチウムまでの14の希土類元素。外殻電子が充填されておらず、非常に類似した化学的性質を有する元素群。

As a catalyst in the experiment, a single lanthanide dramatically improved the yield of the reaction.

実験で触媒として、単一のランタノイド（希土類元素）が反応の収率を飛躍的に向上させた。

意味（1）

(chemistry) Any of the 14 rare earth elements from cerium (or from lanthanum) to lutetium in the periodic table; because their outermost orbitals are empty, they have very similar chemistry; below them are the actinides.

lanthanides （ plural ）