Definitions

1. noun

A cardenolide compound, a toxic substance found in the leaves and seeds of the oleander plant (Nerium oleander)

“The doctor warned the patient about the dangers of oleandrin poisoning.”

2. chemistry

A cardiac glycoside and inhibitor of the Na+/K+-ATPase pump, found in the leaves and seeds of the oleander plant (Nerium oleander)

“Researchers have been studying the effects of oleandrin on heart muscle cells.”