jəˈrärdēə noun
Etymology: New Latin, from John Gerard died 1612 English botanist + New Latin -ia
1. capitalized : a genus of annual or perennial herbs (family Scrophulariaceae) that are often root-parasitic and have showy pink, purple, or yellow flowers with the corolla often distended on the lower side
2. -s : any plant of the genus Gerardia — see false foxglove