Indium Definition

ĭndē-əm
noun
A rare metallic chemical element, soft, ductile, and silver-white, occurring in some zinc ores and used in producing bearings and various alloys that melt at relatively low temperatures: symbol, In; at. no. 49
Webster's New World
Synonyms:
  • in
  • atomic number 49

Origin of Indium

  • ind(igo) –ium (so called from the indigo-blue lines in its spectrum)

    From American Heritage Dictionary of the English Language, 5th Edition

  • From ind(igo) + -ium, from the indigo lines in its spectrum

    From Wiktionary

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