A unit used to measure the barometric pressure of the atmosphere. 1 millibar equals 0.03 inches of mercury.

Ice in an area containing several small pieces of floating ice, but with total water area exceeding total area of ice.

Used to describe a light that blinks on and off, where the period of light is shorter than the period of darkness separating the flashes.

That geographical belt located approximately in 40 degrees south latitude in which are encountered the prevailing or stormy westerlies.

Abbreviation for "Subject to Particular Average." See also Particular Average.

Wind-bound. When a vessel is kept in port by a head wind.

A two-masted vessel with both masts square rigged. On the sternmost mast, the main mast, there is also a gaff sail

Steady regular winds in a belt approximately 30

Wood or metal supports (Dunnage) to keep shipments in place to prevent cargo shifting.

A certificate issued by an independent agent or firm attesting to the quality and/or quantity of the merchandise being shipped. Such a certificate is usually required in a letter of credit for commodity shipments.

Long Ton = 1016.05 kilogram

To sail towards the direction from which the wind blows by making a series of tacks. A point of sail also known as sailing close hauled.

A hitch used to join two ropes. It can be used between lines of different diameters.

Metal fitting attached to the hull that supports and aligns the aft portion of the propeller shaft.

The space between any decks.

Abbreviation for Container Yard.- The designation for full container receipt/delivery

A container with no sides and frame members at the front and rear. Container can be loaded from the sides and top.

Net volume actually displaced by the compressor piston at rated machine speed, generally expressed in cubic feet per minute (usually CFM). For multistage compressors, the piston displacement of the first stage only is commonly stated as that of the entire ...

Occurs whenever the system undergoes either a change in state or an energy transfer at a steady stare.

A boat selling supplies, provisions, and articles to ships.