ogee

n. S形线

o.gee

n.Architecture （名词）【建筑学】
A double curve with the shape of an elongated S.
S形曲线：形似拉长的S形的双曲线
A molding having the profile of an S-shaped curve.
S形线脚：形为S的曲线线脚的铸件
An arch formed by two S-shaped curves meeting at a point.
葱形穹顶：由两条S形曲线汇于一点而构成的穹顶

来源：
Middle English oggifs, ogeus [pl. of] ogif [ogive] * see ogive
中古英语 oggifs, ogeus [] ogif的复数 [葱形穹顶] *参见 ogive