Coasting Service and Home Trade limit Service.

An instrument for determining the direction from which radio waves approach a receiver. It may consist of a manually operated direction indicator, or it may use a servo system to position the antenna automatically in the direction of the incident waves. T ...

A house built using passive solar design techniques.

The electrical power that oscillates between the magnetic field of an inductor and the electrical field of a capacitor. Reactive power is never converted to non-electrical power. Calculated as the square root of the difference between the square of the ki ...

The equipment used to sail a boat, including sails, booms and gaffs, lines and blocks, etc.

Rope made of the fibers of the hemp plant and used for small stuff or less than 24 thread (1.75 inch circumference). (Rope is measured by circumference, wire by diameter.)

Seaward, a safe distance from shore; To keep an offing is to keep a safe distance away from the coast because of navigational dangers, fog, or other hazards.

Merchant shipping notice 'M- Notice',UK

An officer taking his turn as officer of the watch.

Downward-facing pyranometer used for measuring reflected solar radiation.

One thousand kilowatts, or 1 million watts; standard measure of electric power plant generating capacity.

Sailing other than close; hauled or into the wind (wind astern).

Individual rooms or zones in a building where temperature is controlled separately from other rooms or zones.

An obsolete historical term usually applied to stress-corrosion crackling of brass.

Is any gas or gas mixture in which one or more of the constituents is at its saturated vapor pressure. The constituent at saturation pressure may or may not be water vapor.

A wharf licensed and attended by Customs authorities.

The maximum stress that a material can withstand for an infinitely large number of fatigue cycles. See also fatigue strength.

The amount of heat in a quantity of matter at a specific temperature and pressure.

Any device (or plant) that follows the sun's apparent movement across the sky.

An instrument, dropped from high attitude and carried by a stable parachute. used to measure the vertical component of turbulence aloft.