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columbic

[kuh-luhm-bik]
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adjective Chemistry.
  1. niobic.
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Origin of columbic

First recorded in 1800–10; columb(ium) + -ic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for columbic

Historical Examples

  • When heated in the air it is oxidized into columbic acid, and is only soluble in hydrofluoric acid, yielding hydrogen.

    A System of Instruction in the Practical Use of the Blowpipe

    Anonymous

  • Columbium pentoxide (columbic acid), Cb2O5, is obtained from columbite, after the removal of tantalum (see above).


British Dictionary definitions for columbic

columbic

adjective
  1. another word for niobic
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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