: A structure of wood or stone extended into the sea to influence the current or tide, or to protect a harbor; a mole; as, the Eads system of jetties at the mouth of the Mississippi River
A structure of wood or stone extended into the sea to influence the current or tide, or to protect a harbor; a mole; as, the Eads system of jetties at the mouth of the Mississippi River
(1) On open SEACOASTS, a structure extending into a body of water to direct and confine the STREAM or tidal flow to a selected CHANNEL, or to prevent shoaling Jetties are built at the mouth of a RIVER or ENTRANCE to a BAY to help deepen and stabilize a CHANNEL and facilitate navigation (2) (SMP) A structure usually projecting out into the SEA at the mouth of a RIVER for the purpose of protecting a navigational CHANNEL, a harbor or to influence water currents
A jetty is a wide stone wall or wooden platform where boats stop to let people get on or off, or to load or unload goods. jetties a wide wall or flat area built out into the water, used for getting on and off boats pier