Sea Level Datum (SLD)

Science / Tides and Currents / Sea Level Datum (SLD): An obsolete term. See National Geodetic Vertical Datum of 1929 and mean sea level.

Other Words for Level

Level Noun Synonyms: horizontal, prone, supine
Level Adjective Synonyms: even, smooth, plane, uniform, plain, flat, flush, straight, true
Level Verb Synonyms: aim, point, draw a bead, direct, train, focus
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Other Words for Sea

Sea Verb Synonyms: swell, breaker, wave
Sea Adjective Synonyms: ocean, deep blue sea, high seas, (briny) deep, (bounding) main, Neptune's or Poseidon's kingdom or domain, blue water, Davy Jones's locker, briny, drink, pond (= 'Atlantic Ocean')
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Sea Legs

Life Style / Travel / Sea Legs: The ability to move around on a ship without losing balance and without sea sickness. MORE

Sea Ice

Science / Weather / Sea Ice: Ice that is formed by the freezing of sea water. It forms first as small crystals, thickens into sludge, and coagulates into sheet ice, pancake ice, or ice floes of various shapes and sizes. MORE

Sea Level

Science / Weather / Sea Level: The height or level of the sea surface at any time. It is used as a reference for elevations above and below. MORE

Sea Level Datum (SLD)

Science / Tides and Currents / Sea Level Datum (SLD): An obsolete term. See National Geodetic Vertical Datum of 1929 and mean sea level. MORE

Sea Mile

Science / Weather / Sea Mile: A unit of length distinguished from a nautical mile. One sea mile is equivalent to 1,000 fathoms (6,000 feet). MORE

Sea Level Pressure

Science / Weather / Sea Level Pressure: The atmospheric pressure at mean sea level, usually determined from the observed station pressure. MORE

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