1. a rare silvery-white metallic chemical element with the symbol Sc and atomic number 21
Usage: chemistry

Examples

• Scandium is one of the rarest elements found in the Earth’s crust.
• The scientist discovered traces of scandium in the mineral sample.
• Scandium compounds are used in some specialized alloys.
• The periodic table shows scandium as element number 21.
• Scandium was first identified in 1879 by a Swedish chemist.
• The metal scandium has a bright silvery appearance when pure.