Origin of niobic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for niobic
With carbonate of soda, the reactions are similar to those of niobic acid.
In presence of the oxides of iron, the reactions are like those of niobic acid.
- of or containing niobium in the pentavalent stateAlso: columbic
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