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Bowline
A useful and reliable knot, with a loop in it
Bow Snubber
The part of the trolley that the bow rests on
Builder’s Plate
Plate that contains build information
Bung
A stopper for the drain hole
Buoy
Floating object attached to the bottom of sea
–
used variously for navigation, mooring, and to
mark out a race course
Buoyancy Aid
Helps you to stay afloat if you fall in the water
Buoyancy Compartment Water-tight compartment in the hull that maintains
buoyancy
Burgee
Small flag at the top of the mast to show wind
direction
C
Capsize
To overturn
Capsize Recovery
To right, or recover, the boat after a capsize
Catamaran
A boat with two hulls
Centreline
An imaginary line that runs through the centre of
the hull, from the bow to the stern
Chart datum
Depths shown on a chart, at the lowest possible
tide
Cleat
A device to grip ropes and hold them in place
–
some grip automatically, while others need the
rope tying around them
Clew
Lower corner of the sail, closest to the stern
Close hauled
Sailing as close to the wind as you can; point of
sailing to sail upwind
Cockpit
The open area in the boat providing space for the
`helm and the crew
Collision Regulations
The ‘rules of the road’ to avoid collisions
Compass Rose
The compass shown on a chart to aid navigation