Chaparral 2012 Signature, Owner'S/Operator'S Manual

Page: 131 / 151

Roll The sideward motion of a boat caused by
wind or waves.
RulesoftheRoad The nautical traffic rules for preventing colli-
sions on the water.
Scope The length of the anchor rope or chain. 6 to 1
scope means that the length of the anchor
rope from the boat to the anchor is 6 times
the depth of the water.
Scupper A hole allowing water to run off the deck.
SeaAnchor A floating canvas cone, held open by wire
rings, with an opening in the smaller end, and
a rope bridle at the larger end attached to a
line leading to the vessel; used in storm con-
ditions to (a) keep the bow of the boat to the
wind, and (b) slow downwind drift of the boat.
Seacock A through-hull valve, a shut-off on a plumbing
or drain pipe between the vessel’s interior
and the sea.
Slip (1) a berth for a boat between two piers or
floats; (2) The percentage difference between
the theoretical and the actual distance that a
propeller advances when turning in water
under load.
Sole The cabin or cockpit floor.
SparBuoy A channel marker that looks like a tall, slender
pole.
Stand-OnVessel The vessel with the right-of-way.
Starboard The right side of a boat when you are facing
the bow.
Stern The after end or back of the boat.
Stow To store items neatly and securely.
Strake Planks running fore and aft on the outside of
a vessel.
Taffrail The rail around a boat’s stern.
Tide The alternate rise and fall of waters caused
by the gravitational attraction of moon or sun.
Topsides (1) The sides of a vessel above the waterline;
(2) On deck as opposed to below deck.
Transom The transverse planking which forms the
afterend of a small, square-ended boat.
(Outboard motors are usually attached to a
transom.)
Trim To arrange weights in a vessel in such a man-
ner as to obtain desired draft at bow and
stern.
Trimaran Boat with three hulls, the center one is the
largest.
Unbend To cast-off or untie.
Underway Vessel in motion, i.e., when not moored, at
anchor or aground.
USPS United States Power Squadron, a private
membership organization that specializes in
boating education and good boating prac-
tices.
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