Definition of oxyacanthine in US English:

oxyacanthine

noun

Chemistry
  • A bitter alkaloid, C₃₇H₄₀N₂O₆, originally isolated from the bark of the root of the barberry Berberis vulgaris.

Origin

Mid 19th century; earliest use found in Robert Thomson (1810–1864), medical officer of health. From German Oxyacanthin from post-classical Latin oxyacantha, name for Berberis vulgaris + -in.

Pronunciation

oxyacanthine

/ˌɒksɪəˈkanθiːn/