Surface resistance to relative motion, which slows down movement and causes heat.

Clearance by the Health Authorities.

DC. A continuous, one directional flow of electricity.(2) A type of electricity transmission and distribution by which electricity flows in one direction through the conductor; usually relatively low voltage and high current; typically abbreviated as dc.

Person authorized by transportation lines to publish tariffs or rates, rules, and regulations for their account.

Thin sheets of copper applied to the hull of a wooden ship below the waterline to prevent the toredo worm eating the planks, and also to limit the growth of weed, barnacles or other marine life.

Daily; occurring once a day.

An inland location where cargo is received by the ocean carrier and then moved to a coastal port for loading.

(1) A piece of equipment used to drive piles into the ground. (2) Name given to a ship which because of her short length, cannot ride two consecutive waves, and pitches violently into the second.

The relative humidity of a gas (or air) vapor mixture is the ratio of the partial pressure of the vapor to the vapor saturation pressure at the dry bulb temperature of the mixture.

The forward end of a ship's after superstructure, where the poop deck descends to the upper deck.

To take a boat into water that is too shallow for it to float in, i.e: the bottom of the boat is resting on the ground.

Seamen who worked on the masts and yards of square-rigged ships.

A block and tackle attached to the boom and the deck to prevent the main from gybing when sailing downwind

Location where cargo enters the care and custody of carrier.

On a square-rigged ship, the ropes which hang below a yard upon which the topmen stand while aloft furling or reefing a sail. They were supported by ropes from the yard known as "stirrups".

Used in meteorology to describe boundaries between hot and cold air masses. This is typically where bad weather is found.

Logistics Over The Shore.

Funds sent by one person to another as payment.

A knot formed by taking the strands of the end of a line and tucking them over and under each other to prevent them from unraveling.

A sail attached to the boom at the tack and clew, but not along the foot, or a fore-and-aft sail which is set without a boom.