Definition of pyrogallate in US English:

pyrogallate

noun

Chemistry
  • A salt of pyrogallol with a metal or other cation.

Origin

Mid 19th century; earliest use found in William T. Brande (1788–1866), chemist. From pyro- + gallate, after pyrogallic. Compare French pyrogallate.

Pronunciation

pyrogallate

/ˌpʌɪrə(ʊ)ˈɡaleɪt/