The shape of the fore-body of a ship as it thrusts through the sea. A vessel with a slim bow is said to have a fine entry.

Pieces of hard wood bolted to the outer end of a bowsprit through which are rove the foretopmast stays before they are brought in to the bows and secured.

The rank held by a naval seaman.

A squally wind sometimes accompanied by rain, observed as a dark cloud stretched across the horizon.

A ring or hoop of metal.

Carries supplies to drilling units or installations during field de-velopment or production.

Are load carrying machine elements permitting some degree of motion in which the lubricant is air or some other gas.

Filter, Regulator and lubricator sometimes combined in one unit

A line or wire from the mast to the bow or stern of a ship, for support of the mast; rigging used to support the mast from forward or aft.

Percentage of freight payable to broker (by owners in c/p's) or applicable to sale or purchase.

Changing the consignee or destination on a bill of lading while shipment is still in transit. Diversion has substantially the same meaning.

Small stuff seized across a hook to prevent it from unshipping (once hooked, mousing keeps the hook on).

Ratio of the pressure of a gas to its critical pressure, in like units.

An inland point provided by an all water carrier's through bill of lading in the U.S. by first discharging the container in an East Coast port.

Beneath the deck

Cubic feet per minute. An airflow measurement of volume.

Invisible waves in the electromagnetic spectrum that are used to communicate (radio) - and navigate (radar).

An emergency signal flare that will float down on a parachute after launch, hopefully improving its visibility.

A nickname referring to British seamen. All British ships were to carry a supply of lime juice for issue to the crew as a preventative against scurvy.

is the design (built-in) compression ratio for a rotary unit having this feature