ogive

noun

1. Architecture.
   1. a diagonal vaulting rib.
   2. a pointed arch.
2. Statistics. the distribution curve of a frequency distribution.
3. Rocketry. the curved nose of a missile or rocket.

noun

1. a diagonal rib or groin of a Gothic vault
2. another name for lancet arch
3. statistics a graph the ordinates of which represent cumulative frequencies of the values indicated by the corresponding abscissas
4. the conical head of a missile or rocket that protects the payload during its passage through the atmosphere