ruth|er|for|di|um

ruth|er|for|di|um
ruth|er|for|di|um «RUHTH uhr FR dee uhm», noun.
a metallic, radioactive chemical element. The first in the transactinide group of elements, it has a very short half-life and is artificially produced in the form of various isotopes in high-energy atomic collisions.
[< Lord Ernest Rutherford, 1871-1937, a British physicist]

Useful english dictionary. 2012.

Игры ⚽ Поможем сделать НИР

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