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TermDefinition
- Nautical Saying Aloof Aloof originally had a different meaning than its modern-day use to describe someone emotionally distant. In maritime language, Aloof comes(...) Read more
- Phonetic Alphabet Al fah In marine terminology, "Alpha" typically refers to the first letter of the NATO phonetic alphabet, used for clear communication of letters and(...) Read more
- Phonetic Alphabet Alpha In marine terminology, "Alpha" typically refers to the first letter of the NATO phonetic alphabet, used for clear communication of letters and(...) Read more
- AmidshipsThe centre part of the vessel Read more
- Anchor An anchor is a heavy object, typically made of metal, attached to a vessel by a chain or rope. It is used to keep the vessel in place by(...) Read more
- Anchor AweighThe point at which and anchor breaks out (is broken out) of the sea bed when it is being hauled in. Shouts ‘Anchor’s aweigh’ Read more
- Anchor BallRound black shape hoisted in forepart of vessel to show it is anchored. Read more
- Anchor BuoyA small buoy attached by a rope to the anchor which enables you to see where your anchor is lying on the sea bed Read more
- Anchor CableChain or rope connection between a vessel and her anchor Read more
- Anchor LightAn all-round white light to indicate a vessel is at anchor Read more
- Anchor LockerA locker where the anchor and anchor chain and rope are stowed Read more
- Anchor RollerA roller at the bow of the vessel which the cable is passed over when at anchor Read more
- AnchorageA good (usually charted) location to drop anchor Read more
- Angle of Vanishing Stability The Angle of Vanishing Stability (AVS) refers to the maximum angle at which a vessel can heel (lean to one side) before it loses its ability to(...) Read more
- AVS The Angle of Vanishing Stability (AVS) refers to the maximum angle at which a vessel can heel (lean to one side) before it loses its ability to(...) Read more
- Notice to Mariners A Notice to Mariners is an official publication issued by maritime authorities to provide important information and updates regarding(...) Read more
- AntifoulPaint applied to hull below waterline to discourage dirt and wildlife attaching and slowing your progress. Has environmental implications Read more
- Apparent WindThe wind we feel. If the true wind is hitting the boat on the beam or in front of the beam the apparent wind will be situated between the boat(...) Read more
- Did you know? As the crow flies The phrase "as the crow flies," meaning the most direct route, is believed to originate from the marine world. It refers to crows being(...) Read more
- AshoreOn the land; or aground Read more