dig·i·tal·is (dĭjˌĭ-tălˈĭs)

1. A plant of the genus Digitalis, which includes the foxgloves, several species of which are a source of cardioactive steroid glycosides used in the treatment of certain heart diseases.
2. A pharmaceutical prepared from the seeds and dried leaves of the purple foxglove, Digitalis purpurea, and prescribed as a cardiac stimulant in the treatment of congestive heart failure and other disorders of the heart.