a rare, silvery-white, metallic chemical element occurring with various rare-earth elements, used to produce high-intensity
light sources, etc.: symbol, Sc; at. no., 21 see the periodic table of elements in the Reference Supplement
Webster’s New World College Dictionary, Fourth Edition, compiled by the
editors of Webster’s New World Dictionaries. Copyright © 2010 by Houghton
Mifflin Harcourt. Published by Houghton Mifflin Harcourt. All rights reserved.
Word origin of 'scandium'
ModL: so named (1879) by L. F. Nilson (1840-99), Swed chemist < ML Scandia
, Scandinavia (source of the ore from which it was isolated) + -ium