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Definition of sulphate noun from the Oxford Advanced Learner's Dictionary

sulphate

noun
 
/ˈsʌlfeɪt/
 
/ˈsʌlfeɪt/
(US English sulfate)
[countable, uncountable] (chemistry)
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  1. a compound of sulphuric acid and a chemical element
    • copper sulphate
    note at sulphur
    Oxford Collocations DictionarySulphate is used after these nouns:
    • copper
    See full entry
    Word Originlate 18th cent.: from French sulfate, from Latin sulphur.

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