[skan-dee-uh m]

noun Chemistry.

a rare, trivalent, metallic element obtained from thortveitite. Symbol: Sc; atomic weight: 44.956; atomic number: 21; specific gravity: 3.0.

Nearby words

  1. scandic,
  2. scandinavia,
  3. scandinavian,
  4. scandinavian lox,
  5. scandinavian shield,
  6. scandium oxide,
  7. scanner,
  8. scanning disk,
  9. scanning electron microscope,
  10. scanning force microscope

Origin of scandium

From New Latin, dating back to 1875–80; see origin at Scandia, -ium Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for scandium

British Dictionary definitions for scandium



a rare light silvery-white metallic element occurring in minute quantities in numerous minerals. Symbol: Sc; atomic no: 21; atomic wt: 44.955910; valency: 3; relative density: 2.989; melting pt: 1541°C; boiling pt: 2836°C

Word Origin for scandium

C19: from New Latin, from Latin Scandia Scandinavia, where it was discovered

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for scandium



1879, from Modern Latin Scandia (see Scandinavia) + chemical ending -ium.

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for scandium



n. Symbol Sc

A highly reactive metallic element found in various rare minerals and separated as a byproduct in the processing of certain uranium ores. Atomic number 21.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for scandium




A soft, silvery, very lightweight metallic element that is found in various rare minerals and is a byproduct in the processing of certain uranium ores. It has a high melting point and is used to make high-intensity lights. Atomic number 21; atomic weight 44.956; melting point 1,540°C; boiling point 2,850°C; specific gravity 2.99; valence 3. See Periodic Table.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.