Definition of orellin in English:

orellin

noun

Chemistry
rare
  • A yellow carotenoid pigment contained in annatto which is an oxidized form of bixin.

Origin

Mid 19th century; earliest use found in William A. Miller (1817–1870), chemist. From scientific Latin orell- (in orellana, specific epithet of the plant ( Bixa orellana) from which anatto is obtained) + -in.

Pronunciation

orellin

/ɒˈrɛlɪn//əˈrɛlɪn/