- a salt of perboric acid, as sodium perborate, NaBO3⋅4H2O, used for bleaching, disinfecting, etc.
Origin of perborate
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for perborate
The perborate should be added when the powder is perfectly dry or it loses its bleaching properties.Soap-Making Manual
E. G. Thomssen
- any of certain salts derived, or apparently derived, from perboric acid. Perborates are used as bleaches in washing powdersSee sodium perborate
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