Please enter a keyword to search or click a letter below to browse the list of abbreviations and definitions through our glossary index.


Search Results for J
  • j. & w.o. 
    Jettison and washing overboard 
  • Jacket 
    A wood or fiber cover placed around such containers as cans and bottles. 
  • Jacket Launching Pontoon 
    A pontoon designed for positioning and launching jackets for offshore use 
  • Jacket Launching Pontoon, semi submersible 
    A semi submersible pontoon designed for positioning and launching jackets for offshore use 
  • Jacob’s Ladder 
    A rope ladder suspended from the side of a vessel and used for boarding. 
  • JBL 
  • JCC 
    Joint Cargo Committee 
  • JCRA 
    Joint Common Risks Agreement 
  • Jet 
    A nickname for kerosene-range aviation turbine fuel. A somewhat longer expression, jet kero, also enjoys wide popularity as a substitute for the formal designation. 
  • JET 
    Jet fuel 
  • Jet A-1 
    ASTM's designation for the most common grade of aviation turbine fuel. 
    A shortened version of “jet kerosene.” See aviation turbine fuel. 
  • Jett 
  • Jetties 
    Structural features that provide obstructions to littoral drift, control entrance currents, prevent or reduce shoaling in the entrance channel, maintain channel alignment, and provide protection from waves for navigation (EM 1110-2-1613). 
  • Jettison 
    Act of throwing cargo or equipment (jetsam) overboard when a ship is in danger. 
  • JIT 
    Just In Time: In this method of inventory control, warehousing is minimal or non–existent; the container is the movable warehouse and must arrive “just in time;” not too early nor too late. 
  • Joint Rate 
    A rate applicable from a point on one transportation line to a point on another line, made by agreement and published in a single tariff by all transportation lines over which the rate applies. 
  • Joint Service 
    Two or more shipping companies jointly operating a service 
  • Joint Survey 
    An Inspection carried out by a surveyor on behalf of two parties with the cost generally being borne by both. Generally, cargo surveys often fall under this category, but surveys are carried out for a myriad of reasons, including but not limited to on and
  • Joint Venture 
    A Joint Venture is a contractual arrangement whereby two or more parties control jointly an economic activity. The economic activity is carried through a separate enterprise (company or partnership, it is handled as a jointly controlled enterprise. Joint
  • JP-4 
    Jet B. A common grade of military jet fuel. The industry habitually calls this product naphtha-type jet because it has a lower boiling range than civil jet kero. 
  • JP-5 
    A heart cut of jet A-1 favored aboard aircraft carriers for its high flash point. 
  • JPCA 
    Japan Petrochemical Industry Association 
  • JPN 
  • JR 
    Yugoslav Register 
  • JSA 
    Japanese Shipowners' Association 
  • JSIA 
    Japanese Styrene Industry Association . 
  • JST 
    Japan Standard Time (GMT+9) 
  • Junk 
    Old rope no longer able to take a load, it was cut into shorter lengths and used to make mops and mats. 
  • Jury Rig 
    A temporary repair to keep a disabled ship sailing until it could make port, such as a jury sail erected when the mast was lost or a jury rudder as an emergency means of steering when the ship’s rudder was damaged. 
  • JV 
    Joint venture