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TermDefinition
- Halyard A line or rope with which a sail, spar or flag is hoisted up a mast. Read more
- Hand Bearing Compass A hand-bearing compass is a portable compass held in the hand that is used to take bearings of objects or landmarks to determine their location(...) Read more
- HandrailA wooden or metal rail on the coachroof or below deck which can be grabbed to steady a person Read more
- Handy BillyA loose block and tackle with a hook or tail on each end, which can be used wherever it is needed. Usually made up of one single and one double block. Read more
- HankA fastener attached to the luff of the headsail that attaches the headsail to the forestay. Typical designs include a bronze or plastic hook(...) Read more
- Harden InTo haul in the sheets to bring the sail closer to the centreline; the opposite of ease out Read more
- Harden UpTurn towards the wind; sail closer to the wind. Read more
- HatchA covered opening in a ship's deck through which cargo can be loaded or access made to a lower deck; the cover to the opening is called a hatch cover Read more
- Haul InTo pull in, usually a sheet, halyard or anchor line Read more
- HeadThe bow or forward part of the vessel; The topmost part of the sail attached to the halyard which is pulled to raise the sail up the mast or forestay Read more
- Head to WindTo point the stem of the vessel into the wind Read more
- HeadingThe direction in which the vessel’s head is pointing Read more
- HeadlandA fairly high and steep part of the land that projects into the sea Read more
- HeadsThe lavatory on a vessel Read more
- HeadsailAny sail set forward of the mast or of the foremast if there is more than one mast Read more
- HeadwayMovement through the water stem first Read more
- Heave To “Heaving To” is a manoeuvre in which a vessel stops forward motion and maintains a stable position relative to the wind and waves. To “heave(...) Read more
- HeelThe angle a vessel leans over in the wind. Read more
- Height of LightThe height of a charted object such as a lighthouse or other feature measured from MHWS. Read more
- Height of TideThe vertical distance at any instant between sea level and chart datum Read more