Jetty vs. Pier

Difference Between Jetty and Pier
Jettynoun
A structure of wood or stone extended into the sea to influence the current or tide, or to protect a harbor or beach.
Piernoun
A raised platform built from the shore out over water, supported on piles; used to secure, or provide access to shipping; a jetty.
Jettynoun
A wharf or dock extending from the shore.
Piernoun
A similar structure, especially at a seaside resort, used to provide entertainment.
Jettynoun
(architecture) A part of a building that jets or projects beyond the rest, and overhangs the wall below.
Piernoun
A structure that projects tangentially from the shoreline to accommodate ships; often double-sided.
Jettyverb
To jut out; to project.
Piernoun
A structure supporting the junction between two spans of a bridge.
Jettyadjective
(archaic) Made of jet, or like jet in color.
Piernoun
(architecture) A rectangular pillar, or similar structure, that supports an arch, wall or roof.
Jettynoun
a protective structure of stone or concrete; extends from shore into the water to prevent a beach from washing away
Piernoun
a platform built out from the shore into the water and supported by piles; provides access to ships and boats
Piernoun
(architecture) a vertical supporting structure (as a portion of wall between two doors or windows)
Piernoun
a support for two adjacent bridge spans