or bi·sul·phite

[ bahy-suhl-fahyt ]
/ baɪˈsʌl faɪt /

noun Chemistry.

a salt of sulfurous acid, containing the HSO3 group; an acid sulfite; a hydrogen sulfite, as sodium bisulfite, NaHSO3.

Origin of bisulfite

First recorded in 1885–90; bi-1 + sulfite Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for bisulphite

British Dictionary definitions for bisulphite


/ (baɪˈsʌlfaɪt) /


a salt or ester of sulphurous acid containing the monovalent group -HSO 3 or the ion HSO 3
(modifier) consisting of or containing the group -HSO 3 or the ion HSO 3 bisulphite ion
Systematic name: hydrogen sulphite
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

Medicine definitions for bisulphite


[ bī-sŭlfīt′ ]


The univalent inorganic acid group HSO3.
A salt of sulfurous acid containing this group.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.