Definition of "ogive"

ogive

/ˈəʊɡaɪv/

noun
plural ogives
1. (statistics) The curve of a cumulative distribution function.
2. (architecture) A Gothic pointed arch, or a rib of a Gothic vault.
3. (weaponry, ballistics) The pointed, curved nose of a bullet, missile, or rocket.
  Quotations
  However, Ordnance tests revealed that the existing metal ogive (nose cone) tended to telescope on impact, cushioning the impact shock, and resulting in the failure of the impact fuze. In addition, the ogive tended to shear off from the rest of the body at impact angles of 20 degrees or more, […]
  2016, Steven J. Zaloga, Bazooka vs Panzer: Battle of the Bulge 1944, Bloomsbury Publishing, page 32
  Nose: The forward end of a warhead. May have a fuze-well, be solid, or be defined by the shape of the ogive.Ogive: Is aft of the nose, and forward of the bourrelet. May house a fuze adapter with a shape consistent with the contour of the ogive.
  2019, Thomas Gersbeck, Practical Military Ordnance Identification, 2nd edition, CRC Press, page 111
4. (geology) A three-dimensional wave-bulge, characteristic of glaciers that have experienced extreme underlying topographic change.