Medical Dictionary


noun staves·acre \ˈstāv-ˌzā-kər\

Definition of STAVESACRE

:  a Eurasian plant of the genus Delphinium (D. staphisagria) having purple flowers
:  the ripe seeds of the stavesacre that contain delphinine, are violently emetic and carthartic, and have been used to kill head lice—called also staphisagria
April 01, 2015
diapause Hear it
a period of physiological dormancy
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears