A hygrometer in which the sensitive element is a strand or strands of human hair, the length of which is a function of the relative humidity of the air.

A hygrometer in which the sensitive element is a strand or strands of human hair, the length of which is a function of the relative humidity of the air.

An electrode immersed in a suitable electrolyte, designed for measurements of electrode potential; A pure metal in contact with a solution of known concentration of its own ion, at a specific temperature develops a potential which is characteristic and re ...

Term in a c/p stipulating that despatch money (amount payable by shipowner to charterers/shippers or receivers)for loading or discharging in less than the time allowed in the C/P, is to be calculated at half of the agreed rate of demurrage.

Operation mode of a communication circuit in which each end can transmit and receive, but not simultaneously.

Operation mode of a communication circuit in which each end can transmit and receive, but not simultaneously.

A single turn of line around an object with the end being led back through the bight. It's the basis upon which many nautical knots are contructed.

(1) The condition of a vessel stranded on a reef or a rock when the seas break over her deck. (2) Half drunk; incapacitated by drink.

The position of a flag when lowered halfway down.

Ropes used for hoisting gaffs and sails, and signal flags.

Any of the elements of the halogen family, consisting of fluorine, chlorine, bromine, iodine, and astatine.

A line used to hoist or lower a sail, flag or spar. The tightness of the halyard can affect sail shape.

A member of the ship's crew.

A member of the ship's company.

A small portable compass.

A weight attached to a line used to determine depth by lowering it into the water.

A lead of from 7 to 14 pounds used with the hand lead line for ascertaining the depth of water in entering or leaving a harbor. (Line marked to 20 fathoms.)

A hand hold. Usually along the cabin top or ladder.

A steadying rail of a ladder (banister).

Same as "grab rope" (rope).