Definition of pharbitin in US English:

pharbitin

noun

Chemistry
  • A glycosidal resin obtained from the seeds of a morning glory, Ipomoea (formerly Pharbitis) nil, to which their purgative properties were formerly attributed.

Origin

Late 19th century; earliest use found in The New Sydenham Society's Lexicon of Medicine and the Allied Sciences. From scientific Latin † Pharbitis, former genus name + -in.

Pronunciation

pharbitin

/fɑːˈbʌɪtɪn/