Definition of "calumbin"

Cissampelina, the intensely sweetish-bitter principle found in this body, is very like calumbin in some physical properties; yet we have been wont to associate other therapeutic ideas with pareira, than with calumba.

1843, Samuel Thomson, “On the Vegetable Resources of the Edinburgh Pharmacopœia”, in The Edinburgh Medical and Surgical Journal, volume 60, page 167

CALUMBÆ RADIX (Kalumbo, Portuguese). The root of the Cocculus palmatus, one of our most useful stomachics and tonics. It contains a bitter principle, called calumbin.

1844, Richard Dennis Hoblyn, A Dictionary of Terms Used in Medicine and the Collateral Sciences‎

It also contains bitter terpene-dilactones, such as calumbin and dihydronaphthalene (chasmanthin and palmanin).

2014, Maurice M. Iwu, Handbook of African Medicinal Plants, Second Edition‎, page 242