bisulfite

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
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Medicine definitions for bisulfite

bisulfite

[ bī-sŭlfīt′ ]

n.

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.