terbium

Definitions

General Science

• noun a shiny metallic element used in lasers, X-rays and television tubes

Electronics

• A soft silver-gray metallic chemical element whose atomic number is 65. It is ductile, malleable, and is a rare earth element. It has nearly 30 known isotopes, of which one is stable. It is used, for instance, in phosphors, lasers, and as a dopant. Its chemical symbol is Tb.
• chemical symbolTb

Nearby Definitions of “terbium”

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Contexts for “terbium”

3 definitions in context
• General Science
• Electronics