santonin

noun

san·​to·​nin ˈsan-tə-nən  san-ˈtä-nən 

: a poisonous slightly bitter crystalline compound C₁₅H₁₈O₃ found especially in the unopened flower heads of several artemisias (especially Artemisia maritima) and used as an anthelmintic

Word History

Etymology

International Scientific Vocabulary, from New Latin santonica, from Latin

First Known Use

1836, in the meaning defined above

Medical Definition

santonin

noun

san·​to·​nin ˈsant-ᵊn-ən  san-ˈtän-ən 

: a poisonous slightly bitter crystalline compound C₁₅H₁₈O₃ found especially in the unopened flower heads of santonicas and used especially formerly as an anthelmintic