Definition of sulphite in English:


Line breaks: sul|phite
Pronunciation: /ˈsʌlfʌɪt
(also sulfite)


A salt of sulphurous acid, containing the anion SO32−.
More example sentences
  • Items to be avoided are lactose, yeast, artificial dyes, titanium dioxide preservatives, sulfites, synthetic colors, and gluten.
  • Normally, sulfite oxidase metabolizes sulfites to sulfates, which are excreted in the urine or reused by the body.
  • The sulfite provides sufficient alkalinity to activate and maintain the developing process, and in addition acts as a solvent.


late 18th century: from French sulfite, alteration of sulfate (see sulphate).

Definition of sulphite in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day oleaginous
Pronunciation: ˌōlēˈajənəs
rich in, covered with, or producing oil; oily