Any of the series of fifteen metallic elements from lanthanum to lutetium in the periodic table, known for their similar properties and often used in electronics and other high-tech applications.
The lanthanide series includes elements like neodymium and europium, which are essential in the production of strong magnets and phosphors.
lanthanideadjective
Relating to or containing a lanthanide element.
Lanthanide complexes exhibit unique magnetic and fluorescent properties.