isolated danger
1Isolated danger mark — to indicate a hazard to shipping such as a partially submerged rock.It is recognisable by its black and red bands and top mark of two black balls.ee also* Navigation * Lateral mark * Cardinal mark *Safe water mark * Special mark …
2danger — dan|ger W2S2 [ˈdeındʒə US ər] n [Date: 1200 1300; : Old French; Origin: dangier, from Vulgar Latin dominiarium power to do harm , from Latin dominium ownership ] 1.) [U] the possibility that someone or something will be harmed, destroyed, or… …
3lighthouse — /luyt hows /, n., pl. lighthouses / how ziz/. 1. a tower or other structure displaying or flashing a very bright light for the guidance of ships in avoiding dangerous areas, in following certain routes, etc. 2. either of two cylindrical metal… …
4Cardinal mark — A cardinal mark is a sea mark (a buoy or other floating or fixed structure) used in maritime pilotage to indicate the position of a hazard and the direction of safe water. Cardinal marks indicate the direction of safety as a cardinal (compass)… …
5International Association of Lighthouse Authorities — The International Association of Marine Aids to Navigation and Lighthouse Authorities (or IALA for short) is a non profit organization founded in 1957 to collect and provide nautical expertise and advice. Background The International Association… …
6Lateral mark — A lateral buoy, lateral post or lateral mark, as defined by the International Association of Lighthouse Authorities, is a sea mark used in maritime pilotage to indicate the edge of a channel.Each mark indicates the edge of the safe water channel… …
7Safe water mark — A Safe Water Mark, as defined by the International Association of Lighthouse Authorities, is a sea mark used in maritime pilotage to indicate the end of a channel implying that open, deep and safe water lies ahead. The marker is also sometimes… …
8Special mark — A Special Mark, as defined by the International Association of Lighthouse Authorities, is a sea mark used in maritime pilotage to indicate the boundary of an administrative area such as a speed limit, water skiing or mooring area.It is… …
9Day beacon — This channel is designated by day beacons, though beacons 6 and 9 are omitted. Simple, unnumbered piles are used instead of them. A day beacon is an unlighted nautical sea mark. Typically, day beacons mark channels whose key points are marked by… …
10international relations — a branch of political science dealing with the relations between nations. [1970 75] * * * Study of the relations of states with each other and with international organizations and certain subnational entities (e.g., bureaucracies and political… …
