mare, mari-, mar- +

A region of low, salty, or brackish water existing along the shore: A marine swamp, or parabolic swamp, is characterized by plentiful and lavish grasses, mangrove trees, and similar vegetation.

That section of a harbor or port with provisions for docking, cargo-handling, and storage possibilities: The tourists were able to go on a sightseeing tour to the marine terminal where they were amazed at the extension of it over the water and they were also intrigued at the system of railroad and motor-vehicle accesses.

A narrow coastal strip covered by sand, silt, or fine gravel that slopes gently seaward; sea terrace; shore terrace: A marine terrace lies either above or below the current sea level and has been formed along a seacoast by the merging of a wave-built terrace and a wave-cut platform.

The transport of people or cargo by sea; waterborne transport: Marine traffic, or maritime and fluvial transport, refers to that of passengers or goods conveyed by way of waterways and such merchandise shipping accounts for about 80% of international trade.

A system that divides the ocean into two levels and many subdivisions: The Benthic division, which includes the sea bottom; and the Pelagic division, which includes the open water are two marine zonations.

A uniformly, gently sloping land surface produced by water erosion or other marine processes; wave-cut terrace: In geology class, Susan learned about marine-cut terraces and was overjoyed when her family went to the coast and saw such a platform created by water which had worn away part of the land.

1. Someone who serves as a sailor, or who navigates or assists in navigating a ship; a seaman: Tom's uncle was a mariner who spent most of his life on a vessel travelling the oceans of the world.
2. In aerospace, one of a series of U.S. space probes that obtained scientific information while flying by or orbiting around specific planets: The Mariner is described as a series of solar-powered probes of Venus, Mars, and Mercury that were launched by NASA between 1962 and 1973 and which provided the first close-up television pictures of another planet (Venus).

A form of climatotherapy involving exposure to seaside environments: In Europe, various seaside resorts offer marinotherapy and are reputed to have differing therapeutic values depending on the prevailing local climatic conditions.

A North Sea environment, for example, is recommended for invigoration and the Mediterranean, for sedation.

Any of a system of U.S. satellites connecting correspondence to and between vessels at sea: Marisat is a geostationary communication satellite equipped with a repeater operating at microwave frequencies, for ship-to-shore communication by satellite. Derived from maritime satellite.

1. Bordering on the sea or characteristic of those living near the sea: The maritime or coastal regions were particularly beautiful during the fall months where Jill's aunt lived.
2. Relating to, or involving ships, shipping, navigation, seamen, or activities of the ocean or sea: Mrs. Smith's brother loved such maritime sports such as deep sea diving and yachting.
3. Referring to living things that exist in the sea: Whales and dolphins are maritime animals that thrive best in oceans.
4. A description of a climate influenced by the sea: The maritime weather is generally temperate with relatively small variations in seasonal temperatures.

In the United States, a collection of radio frequencies that are used for communication between ships, or between ships and coastal stations: MARISAT uses the maritime frequency bands to make communication easier within the navigation system.

The decrees and regulations that apply at sea or afloat, including those bearing on the responsibilities of the masters and navigators of sea vessels: According to the maritime law, it is prohibited to dispose of raw sewage within a range of 12 miles of a country's coast.

A radio facility or system that allows communications between ships, or between ships and coastal stations: Survival craft stations may also use the maritime mobile service when needed.

Arctic or freezing air that becomes unstable, possessing a higher moisture content after passing over warmer water: Maritime polar air has comparable qualities to continental polar air, but turns out to be unpredictable when it moves across more temperate oceans or seas.

The geographical location of a seaport along a coast: Some countries have excellent opportunities in trade when their maritime positions have good, reliable, and safe harbours and docking facilities.