[ 'lanθənʌɪd ]
■ noun Chemistry any of the series of fifteen metallic elements from lanthanum (atomic number 57) to lutetium (atomic number 71) in the periodic table. See also rare earth .
[ 'lanθənʌɪd ]
■ noun Chemistry any of the series of fifteen metallic elements from lanthanum (atomic number 57) to lutetium (atomic number 71) in the periodic table. See also rare earth .
Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004