A stick with a blade in the end of it used to propel a small boat through the water; The act of using a paddle to propel a boat.

At right angles to the centerline of the boat; rowboat seats are generally athwart ships.

A thermometer used in aircraft which automatically corrects for adiabatic and frictional temperature rises by imparting a rotary motion to the air passing the thermal sensing element.

A docking line going at approximately a right angle from the boat to the dock, preventing movement away from the dock.

A rail around the mast or on the bulwarks with holes for belaying pins to which lines or halyards are attached.

This is an insurance policy purchased by a seller to provide protection against non-payment by a buyer due to insolvency or political/economic turmoil in the buyers country.

A photometric unit of illuminance or illumination equal to one lumen per square meter

Is the weight of a given volume of gas, usually expressed in lb / cu ft at SPT condition.

An angle or channel from deck beam to shell frame taking the place of a bracket.

The maximum positive and negative deviation observed in testing a device under specified conditions and by a specified procedure. It is usually measured as an inaccuracy and expressed as accuracy, typically in terms of the measured variable, percent of sp ...

Is a positive displacement rotary compressor.

Same as instrument shelter.

After a seam is caulked, to lay over it a narrow piece of canvas and then pour on hot pitch and tar .

A building energy auditing technique for locating areas of low insulation in a building envelope by means of a thermographic scanner.

A frame used to support the boom when the sail is down.

An instrument for measuring the extinction coefficient in water.

Numbers of large pieces of floating ice that have come together and lie more or less in contact.

(IRA)In the US, a tax-deferred retirement savings account which may be set up by people in employment. .

Trading With the Enemy Act

An instrument for measuring the difference between incoming and outgoing terrestrial radiation.