- a diagonal vaulting rib.
- a pointed arch.
- Statistics. the distribution curve of a frequency distribution.
- Rocketry. the curved nose of a missile or rocket.
- a diagonal rib or groin of a Gothic vault
- another name for lancet arch
- statistics a graph the ordinates of which represent cumulative frequencies of the values indicated by the corresponding abscissas
- the conical head of a missile or rocket that protects the payload during its passage through the atmosphere