Definition of phosphate in English:

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phosphate

Pronunciation: /ˈfɒsfeɪt/

noun

Chemistry
A salt or ester of phosphoric acid, containing PO43− or a related anion or a group such as —OPO(OH)2.
Example sentences
  • Several formulations are available, and all are based on fertilizers such as urea, ammonium nitrate, ammoniated phosphates, potassium sulfate, potassium nitrate.
  • Phosphoric acid and its phosphate derivatives are essential in human nutrition.
  • It occurs in all kinds of minerals, such as oxides, carbonates, nitrates, sulfates, and phosphates.

Origin

Late 18th century: from French, from phosphore 'phosphorus'.

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