Marine / Sailing Glossary D-G

Daggerboard
Lifting keel that moves up and down through its case or trunk instead of pivoting like a centreboard. A Mirror dinghy uses a daggerboard arrangement.

Displacement
Weight of water a craft displaces when afloat.

Draft
Depth a hull is immersed, from the surface of the water to the lowest point of the hull, keel or other extension.

Ease
Let out

Ebb
Stream due to the dropping or falling of the tide.

Ensign
A flag indicating nationality of the vessel.

Fairlead
A piece of hardware or equipment (such as a block) used for leading the jib sheets from the deck to the cockpit. They are located astern of the beam, on each side of the boat.

Fair Wind
Following wind before which the boat runs.

Fall Off
Turn away fomr the wind when sailing.

Fender
Protective pad fitten around a boat, but sometimes applied to hanging pads.

Foil
An attachment on the forestay, comprising a groove into which the luff of the jib can be fed.

Foot
The bottom edge of the sail - the one attached to the boom.

Fore/Forward
To, at or near the front of the boat.

Foresail
A foresail is the sail (such as a jib) located immediately in front of the main mast. It is attached to the forestay.

Forestay
Sometimes called a jibstay, or a headstay. A cable supporting the mast, running from the bow to the top of the mast.

Furl
Roll up a sail.

Gaff
A spar in a gaff rig (four sided sails) to which the top side of the sailed is attached.

Garboard
The lowest part of a hull next to the keel. The planks each side of the keel are the 'garboard strakes'.

Genoa
Large jib sail with considerable overlap on the mainsail.

Give-way vessel
A boat that has to stay clear of the right-of-way, or stand-on boat.

Go About
Change tack to bring wind to the other side.

Gooseneck
Universal joint fitting that links the end of the boom to the mast.

Goose Winging
Sailing before the wind with the jib held out to the opposite side of the mailsail.

Gudgeon
Part of a rudder hinge witha hole to take the pintle.

Gunwhale
Top side of a boat.

Gybe
Change direction with the wind aft so that the sails are blown across the boat.

Give-way vessel
A boat that has to stay clear of the right-of-way, or stand-on boat.

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