Chaparral 420 PREMIERE, Owner'S/Operator'S Manual

Page: 162 / 164

PrivilegedVessel Former term for the vessel
with the right-of-way.
Propeller Wheel or screw. Mechanism
that pushes water aft to pro-
pel the boat.
Rigging The general term for all lines
(ropes) of a vessel.
Roll The sideward motion of a
boat caused by wind or
waves.
RulesoftheRoad The nautical traffic rules for
preventing collisions 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
conditions 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 per-
centage 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 gravita-
tional 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 ves-
sel in such a manner as to
obtain desired draft at bow
and stern.
Trimaran Boat with three hulls, the cen-
ter one is the largest.
11-6