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ammonium purpurate

American  
[pur-pyer-it, -pyuh-reyt] / ˈpɜr pyər ɪt, -pyəˌreɪt /

noun

Chemistry.
  1. murexide.


Etymology

Origin of ammonium purpurate

< Latin purpurātus dressed in purple (< purpura purple) + -ate 2