Bulkhead vs. Parapet — What's the Difference?

One of the upright partitions dividing a ship into compartments and serving to add structural rigidity and to prevent the spread of leakage or fire.

A parapet is a barrier that is an extension of the wall at the edge of a roof, terrace, balcony, walkway or other structure. The word comes ultimately from the Italian parapetto (parare 'to cover/defend' and petto 'chest/breast').

A partition or wall serving a similar purpose in a vehicle, such as an aircraft or spacecraft.

A low protective wall or railing along the edge of a raised structure such as a roof or balcony.

A wall or an embankment, as in a mine or along a waterfront, that acts as a protective barrier.

An earthen or stone embankment protecting soldiers from enemy fire.

Chiefly New England A horizontal or sloping structure on the outside of a building, providing access to a cellar stairway.

A low protective wall.

(nautical) A vertical partition dividing the hull into separate compartments; often made watertight to prevent excessive flooding if the ship's hull is breached.

Part of a perimeter that extends above the roof.

A similar partition in an aircraft or spacecraft.

(military) A fortification consisting of a wall.

Mechanically, a partition or panel through which connectors pass, or a connector designed to pass through a partition.

A low wall, especially one serving to protect the edge of a platform, roof, bridge, or the like.

A pressure-resistant sealed barrier to any fluid in a large structure.

A wall, rampart, or elevation of earth, for covering soldiers from an enemy's fire; a breastwork. See Illust. of Casemate.

A retaining wall along a waterfront.

A low wall along the edge of a roof or balcony

A partition in a vessel, to separate apartments on the same deck.

Fortification consisting of a low wall

A structure of wood or stone, to resist the pressure of earth or water; a partition wall or structure, as in a mine; the limiting wall along a water front.

A partition that divides a ship or plane into compartments