cardenolide

noun

card·​enol·​ide

kärˈdēnᵊlˌīd

plural -s

: any of numerous organic compounds with a characteristic ring structure many of which are found in plants (as some milkweeds), have an effect on the vertebrate heart like that of digitalis, and cause vomiting

Word History

Etymology

cardiac + butenolide ring, a constituent of cardenolide

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