Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • The symbol for the element niobium.
  • abbr. Bible Numbers

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Symbol for niobium.

from The Century Dictionary and Cyclopedia

  • n. In chem., the symbol for niobium.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a Latin phrase (or its abbreviation) used to indicate that special attention should be paid to something
  • n. a soft grey ductile metallic element used in alloys; occurs in niobite; formerly called columbium
  • n. a Latin phrase (or its abbreviation) used to indicate that special attention should be paid to something

Etymologies

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