Mainship 40 Trawler Single, Operator'S Manual

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Heading g
- The direction that a vessel is pointing with
reference to true, magnetic, or compass north.
Headway y -
The forward motion of a vessel through
the water.
Heel -
To tip or tilt to one side by means of an external
force.
Helmsman
- The individual steering the boat.
Hull -
The main body of a boat.
Inboard -
(1) From either the port or starboard side of
a boat towards the fore and aft centering of a boat; (2)
The dock side of a moored boat.
Jetsam
- Refuse that sinks when discharged over-
board.
Keel -
The centerline of a boat running fore and aft at
the lowest point of the hull.
Knot -
(1) A maritime unit of speed equal to 1.15
miles per hour; (2) A term for hitches and bends in a
line of rope.
Lazarette -
Storage compartments below the deck at
the stern of the boat.
List -
When the vessel inclines to port or starboard
by its own means.
Longitudinal g -
Running lengthwise.
Mooring g -
An arrangement for securing a boat to
a mooring buoy or pier.
Navigational g -
A set of red, green, and white
lights lights which indicate the position of a vessel
and must be shown by all vessels between dusk and
dawn.
Overhead -
A ceiling or roof of a vessel.
Overboard -
Over the side of a boat.
Outboard -
(1) From the fore and aft centerline of a
boat toward both the port and starboard sides (2) The
seaward side of a moored boat.
Passageway g y -
A corridor or hallway aboard ship.
Personal Flotation Device (PFD) ( ) -
A life pre-
server.
Pier - r
A loading platform that extends at an angle from
the shore.
Piling g -
Support or protection for wharves, piers, etc.
Pitch -
(1) The vertical motion of a boat in a seaway,
about the athwartship axis; (2) The axial advance in
inches of a propeller during one complete revolution.
Planing hull g -
At slow speeds, a planing hull will
displace water in the same manner as a displacement
hull. As speed increases, the hull provides a lifting effect
up onto the surface of the water.
Port -
(1) Looking forward, the left side of a boat from
bow to stern; (2) A harbor.
Port beam -
The left center of a boat.
Port bow -
Facing the bow, the front left side.
Port quarter Looking forward q g -
, a vessel’s left
rear section.
Quarter Q - r
The sides of a boat aft of amidships.
Quartering sea -
Sea (waves) coming from a boat’s
quarter.
Rode -
The anchor line or chain.
Running lights g g -
See Navigational lights.
Rudder - r
A vertical plate used to steer the boat.
Salon -
The main social cabin on a boat, usually the
largest area.
Mainship 40 Trawler Single & Twin • Glossary
14.3