A line drawn through all points on a map having the same amount of cloudiness.

A buoy on the race course around which boats must turn.

The top of a wheelhouse, forecastle, etc., having the form of a turtle's back.

A systematic summary of the terms (inflow, outflow, and storage) of the storage equation as applied to the computation of soil-moisture changes, ground-water changes, etc. An evaluation of the hydrologic balance of an area. Also called basin accounting, w ...

A closed-loop solar heating system in which the heat transfer fluid in the collector loop drains into a tank or reservoir whenever the booster pump stops to protect the collector loop from freezing.

A photovoltaic device where incident sunlight is split into different spectral regions, with an optical apparatus, that are directed to individual photovoltaic cells that are optimized for converting that spectrum to electricity.

Technologies that pertain to the generation of electricity.

The price at which a company's shares are offered to the market for the first time. When they begin.

A gaseous environment containing hydrogen sulfide and carbon dioxide in hydrocarbon reservoirs. Prolonged exposure to sour gas can lead to hydrogen damage, sulfide-stress cracking, and/or stress-corrosion cracking in ferrous alloys.

The total electromagnetic radiation emitted by the sun. About 99.9 percent of its energy output falls within the wavelength interval from 0. 15 microns to 4.0 microns, with peak intensity near 0.47 microns. About one-half of the total energy in the solar ...

A type of air circulation in a container. In top air units, air is drawn from the bottom of the container, filtered through the evaporator for cooling and then forced through the ducted passages along the top of the container. This type of airflow require ...

Tanks carried in various parts of a ship for water ballast, for stability and to make the ship seaworthy.

There is no such thing on a boat! See Fender.

An electric generator consists of an armature and a field structure. The armature carries the wire loop, coil, or other windings in which the voltage is induced, whereas the field structure produces the magnetic field. In small generators, the armature is ...

Interchangeability resulting from standardization. Futures and options contracts for the same.

A credit line offered by banks and mortgage lenders which grants the homeowner the opportunity of.

The humidity transducinu element in a Diamond-Hinman radiosonde. Also called electrolytic strip.

Wind with a speed between 28 and 33 knots (32 and 38 mph); Beaufort scale number 7.

Small pump for shower drainage

Said of a vessel when water level has fallen from the level at which she would float, so she would be aground and need to wait for the next tide before re-floating. Also said of the water that has receded and caused a vessel to go aground.