G
E N E R A L
I
N F O R M A T I O N
3–7
C
OMMONLY
U
SED
N
AUTICAL
T
ERMS
Abeam
- a line perpendicular to a boat's keel
Access Plate
- a removable, watertight cover that
provides quick entry to enclosed areas for
maintenance or visual inspection
Aft
- toward the rear or stern of the boat
Beam
- the greatest width of the boat
Bilge
- the lower interior area of the hull
Bow
- the forward section of the boat
Bow Eye
- a U-shaped hull fitting used to attach the
trailer winch to the boat
Bulkhead
- vertical partition in the boat
Chine
- point where the topside and bottom of the
boat join
Cleat
- deck fitting with arms or horns on which lines
are fastened
Deck
- upper structure which covers the hull
Draft
- depth of water required to float a boat
Fathom
- a depth measurement equal to six feet
Freeboard
- distance measure between waterline and
deck
Gunwale (Gunnel)
- point where the deck and hull
join
Hatch
- an opening in the deck to provide access
below
Headroom
- vertical distance between the floor and
over head structure or canopy ceiling
Hull
- major component that provides a watertight
platform buoyant enough to float a craft and its load
Keel
- the major longitudinal member of a hull -the
lowest external portion of the boat
Knot
- a measurement of speed equal to nautical
miles per hour
Lee
- the side that is sheltered from the wind
List
- a tilt or lean to one side
Port
- a term designating the left side of the boat
when facing forward
Scupper
- holes permitting water to drain overboard
from deck and cockpit
Sheer
- curve or sweep of the deck as viewed from
the side
Starboard
- a term designating the right side of the
boat when facing forward
Stern
- rear of the boat
Stringer
- longitudinal members fastened inside the
hull to add rigidity and strength
Wake
- the movement of water created by a moving
boat
Windward
- side facing the direction of the wind
(against the wind)
Bow Eye
Keel
Chine
Bow Pulpit
Bow
Beam
Gunwale
Cleat
Access Plate
Stern
Port Side
Starboard Side
Summary of Contents for Freedom 285
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