Nautical Terms - Sea Ray 250 Select EX Owner's Manual

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AUTICAL ERMS
Abeam – object 90 degrees to center line on either
side of boat.
Abaft – a point on a boat that is aft of another.
Aft – toward the rear or stern of the boat.
Beam – the width of a boat.
Bow – the fore part of a boat.
Bow Eye – bolt with looped head mounted on
extreme forward part of bow.
Bulkhead – vertical partition in a boat.
Chine – meeting juncture of side and bottom of
boat.
Chock – deck fi tting, used as guides for mooring
or anchor lines. Also, a wedge to stop wheels from
rolling.
Cleat – deck fi tting with arms or horns on which lines
may be made fast.
Cockpit – an open space from which a boat is
operated.
Deck – upper structure which covers the hull between
gunwales.
Draft – depth of water required to fl oat boat and its
propulsion system.
Fathom – six feet.
Fenders – rope or plastic pieces hung over the side
to protect the hull from chafi ng.
Freeboard – height of exposed hull from water line
to deck.
Ground tackle – general term referring to an chors,
anchor lines, etc.
Gunwale (pronounced gun'l) – meeting juncture of
hull and deck.
250 Select EX
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ECTION
Hatch – an opening in deck to provide access
below.
Head – toilet or toilet area in a boat.
Headroom – vertical distance between the deck and
cabin or canopy top.
Helm – steering console.
Hull – the basic part of a boat that provides buoyancy
to fl oat the weight of the craft and its load.
Keel – the major longitudinal member of a hull; the
lowest external portion of a boat.
Knot – unit of speed in nautical miles per hour.
Lee – the side that is sheltered from the wind.
PFD – Personal Flotation Device; life preserver.
Port – term designating left side of the boat.
Rudder – movable fi xture at the stern used for
steering.
Scupper – hole permitting water to drain over board
from deck or cockpit.
Sheer – curve or sweep of the deck as viewed from
the side.
Snub – to check or tighten a line suddenly.
Starboard – term designating right side of the boat
Stern – the aft end of a boat.
Stern drive – outboard unit of an inboard/out board
(I/O) engine installation.
Stringer – longitudinal members fastened inside the
hull for additional structural strength.
Transom – transverse part of stern.
Wake – disturbed water that a boat leaves behind
as a result of forward motion.
Windward – toward the direction from which the
wind is blowing.
AFETY
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