143035_DBW Course_r3

X Glossary

mushroom anchor

jon boat

A stockless anchor with a metal bowl at the end of its shank. Large ones are used for anchoring mooring buoys.

A flat-bottomed boat with square ends used on rivers and lakes; often used by people fishing or hunting.

K kayak

N nautical mile

An Eskimo canoe. A water-tight boat; if it turns over, water does not enter; easily righted. The permanently positioned, fore-and aft backbone member of a boat’s hull. A bend in a line. Also, a unit of speed equal to one nautical mile (6,076.10 feet) an hour or 1.2 statute (land) miles an hour. 1. A short piece of rope or cord used for fastening something or securing rigging. 2. For powerboats and PWCs, a cord with a clip attached to an egine cut-off switch. The distance north or south of the equator, measured in degrees. Rope and cordage used aboard a vessel. The distance in degrees east or west of the meridian at Greenwich, England. A tool for opening the strands of a rope while splicing. A spar set upright to support rigging and sails. A light at the top of a mast; in a small vessel may be on a staff or post Usually shines forward; covers an arc of 225 degrees. Commonly, the anchor, chain, buoy, pennant, etc., by which a boat is permanently anchored in one location. A line for making a vessel fast to a pier, dock or mooring buoy. Any watercraft 65' or less in length propelled by machinery, whether or not such machinery is the principal source of propulsion. A device fitted to a marine toilet to prevent the dumping of raw sewage into the water.

One minute of latitude; approximately 6076 feet or 1.2 statute (land) miles. The art of conducting a ship using compasses, charts and other naviga tional equipment in order to get from point to point. The regulations governing the movement of vessels in relation to each other, generally called steering and sailing rules. A conical, red buoy bearing an even number and marking the starboard side of a channel from seaward. A long, wooden instrument with a flat blade at one end, used for propelling boats. A detachable motor mounted on a boat’s transom. A type of propulsion system for boats. The inboard motor operates the exterior drive, also called an inboard/ outboard.

navigation

keel

knot

navigation rules

L lanyard

nun buoy

O oar

latitude

line

outboard motor

longitude

outdrive

M Marine Sanitation

overboard

Over the side.

overtaking

A vessel coming up on another; at night the overtaking vessel sees the stern light of the other vessel.

Device (MSD)

marlinespike

P paddle

mast

A means for propelling a canoe, raft or kayak. Any boat whose primary propul sion is a paddle. Usually refers to canoes, rafts, kayaks and stand up paddleboards. To release line in a slow and controlled manner. Watercraft usually driven by jet pumps instead of propellers; often intended for a solitary rider.

masthead light

paddle craft

mooring

pay out line

Personal Watercraft (PWC)

mooring line

motorboat

PFD

Personal Flotation Device. (Life-jacket)

pier

A loading or mooring platform.

planing

A boat is said to be planing when it is essentially moving over the surface of the water rather than through the water.

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California Course for Safe Boating