gentian

gen·tian

noun \ˈjen-chən\

Definition of GENTIAN

1

: any of two genera (Gentiana and Dasystephana) of herbs belonging to a family (Gentianaceae, the gentian family) and having opposite smooth leaves and showy usually blue flowers

2

: the rhizome and roots of a yellow-flowered gentian (Gentiana lutea) of southern Europe that is used as a tonic and stomachic—called also gentian root