Any detached mass of masonry, whether insulated or supporting one side of an arch or lintel, as of a bridge; the piece of wall between two openings.

Any additional or auxiliary mass of masonry used to stiffen a wall. See Buttress.

A foundation system of upright column supports set into the ground at specific intervals.

Pillar of solid masonry between windows.

A projecting wharf or landing place.

A structure that projects out from the shoreline, to which boats are secured; Compare to dock and wharf

The structure perpendicular to the shoreline to which a vessel is secured for the purpose of loading and unloading cargo.

a structure extending into navigable waters used as a landing and for the loading and unloading of vessels.