Definition of murexide in US English:

murexide

noun

Chemistry
  • The acid ammonium salt of purpuric acid, a purple-red crystalline solid used in complexometric titrations; 5,5'-nitrilodibarbituric acid ammonium, C₈H₈N₆O₆. Also (more fully "murexide colour"): the characteristic purple-red colour of this salt.

Origin

Mid 19th century; earliest use found in Robert Thomson (1810–1864), medical officer of health. From German Murexid from classical Latin mūrex + German -id.

Pronunciation

murexide

/mjʊəˈrɛksʌɪd/