cinquefoil
/ˈsɪŋkfɔɪl/noun
1
- a widely distributed herbaceous plant of the rose family, with compound leaves of five leaflets and five-petalled yellow flowers委陵菜
1.1
- Genus Potentilla, family Rosaceae.委陵菜属, 蔷薇科。
2
- Art an ornamental design of five lobes arranged in a circle, e.g. in architectural tracery or heraldry【艺术】圆圈内五叶形的装饰（如用于建筑上的窗花格装饰或纹章）。
词源
Middle English: from Latin quinquefolium, from quinque 'five' + folium 'leaf'.