Dinghy A small, open boat.
Displacement Type of hull that plows through the
water even
Hull when more power is added.
Dock An enclosed or nearly enclosed water
area; all the port installations; a place
where vessels can moor, as a pier,
wharf or floating dock.
Documented Vessel Vessel registered with the U.S.
Coast Guard.
Dolphin A small group of piles in the water
generally used for mooring or as a
channel marker.
Draft The depth of the vessel below the
water line measured vertically to the
lowest part of the hull.
Dunnage Mats, boughs, pieces of wood or other
loose materials placed under or
among goods carried as cargo in the
hold of a ship to keep them dry and to
prevent their motion and chafing;
cushioning or padding used in a
shipping container to protect fragile
articles against shock and breakage;
baggage or personal effects.
Ebb An outgoing tide.
Estuary An inlet or arm of the sea.
Fathom Six feet.
Fenders Objects placed along the side of the
boat to protect the hull from damage.
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