ogive

/ˈoʊdʒaɪv/
noun
  1. A curved, pointed shape used in architecture, especially in arches and windows in Gothic buildings.
    • Many Gothic cathedrals are known for their ogive vaults.
    • The architect studied the ogive design for the new church's entrance.
    • The cathedral's windows featured beautiful ogive arches.
  2. The curved, pointed front part of a bullet or rocket that helps it move through the air smoothly.
    • Engineers designed the rocket's ogive to improve its flight path.
    • The ogive of the missile was carefully crafted for aerodynamics.
    • The bullet's ogive shape reduces air resistance.