Boating Dictionary

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There are currently 42 names in this directory beginning with the letter A.
Aback
To haul a sail windward in order to produce a push opposite to the driving direction
Abaft, aft
Direction referred to stern
Abandon
To abandon a hopeless boat
Abeam
It refers to anything located laterally to the boat (an object, wind or waves)
Admiralty anchor
One of the most popular types of anchor
Aft wind
Wind coming from stern
Ahead, forward
Direction referred to the bow
Alidade
E'Upper part of instruments used to measure angular distances, such as sextant and theodolite
Alignment
Alignment between two known points used to determine position
Alla lunga
Mooring ropes fixed fore (painter) and aft (spring)
Aloft
Towards or in the rigging above the deck
Alpha
Term which represents A in the international phonetic alphabet.
Alto-cumulus
A cloud characterized by globular masses usually found at an altitude between 2400 and 6000 m.
Alto-stratus
Grey cloud which usually precedes heavy weather
Ammarata
It indicates a chain or a rope caught on anchor arms which impedes its normal working
Anchor
A heavy differently shaped device which digs into the sea bottom to hold a ship in position.
Anchor - verb -
To stop a vessel through an anchor
Anchor crown
The part of an anchor where the shank and arms join together.
Anchor ring
Ring or hole in the shank used to link the chain
Anchor rode
Cable fixed to a grapnel, generally used on tenders
Anchor stock
Part of the anchor which allows to keep a proper position
Anchorage
A location suitable for anchoring a ship safely, usually sheltered.
Anchoring ground
Bay or roadstead suitable for anchorage
Anemometer
Weather instrument that indicates the speed of the wind.
Answering pennant
Flag of the international code of signals which, if hoisted,means ‚ I've understood; if it is mid-hoisted, it means ‚I've received the message but I haven't interpreted it yet; if it is hoisted by a jury, it can have different meanings
Anticyclone
Area where atmospheric pressure is high and gradually decreasing outwards. Its motion and winds are clockwise
Antifouling
Paint containing specific elements which prevent marine vegetation from taking root on the hull
Apparent wind
The effective wind direction and speed derived from the combination of the actual wind and the motion of the sails through the air.
Archimedes' thrust
The upward buoyant force that is excerted on a body immersed in a fluid, whether fully or partially submerged, is equal to the weight of the fluid that the body displaces. A boat can float because it is lighter than the water it pushes aside.
Arm
Part of the anchor penetrating in the sea bottom
Arrangement of sails
All sails on a boat
Arrembato
Gergo mari aresco Genovese per dire appoggiato dato volta
As you go, stead as you go
To keep the current course. Order given by the helmsman
Astern, aft
Rear part of a boat
At anchor
Referred to a boat at anchor
Athwart
Referred to wind or to a bearing perpendicular to the boat centre line
Atmosperic pressure
The weight of air extending vertically from the observer position to the limits of the atmosphere,
Atoll
Island made up of a particular formation of land and lagoons
Auto-inflatable
Single or collective rescue system provided with a penumatic inflation system. It can be manual or operated aautomaticlly when it touches water.
Awning
Canvas shelter to protect the deck from sun or rain during stops
Azimut
Arc fomed between North and a point
Azimut circle
Graduated circle on the compass to allow measurements


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