Definition, Meaning & Anagrams | English word BALLAST

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Definitions of BALLAST

1. To stabilize or load a ship with ballast.
2. To lay ballast on the bed of a railroad track.
3. Coarse gravel or similar material laid to form a bed for roads or railroads, or in making concrete; track ballast.
4. To weigh down with a ballast.
5. (nautical) Heavy material that is placed in the hold of a ship (or in the gondola of a balloon), to provide stability.
6. (figuratively) Anything that steadies emotion or the mind.
7. (construction) A material, such as aggregate or precast concrete pavers, which employs its mass and the force of gravity to hold single-ply roof membranes in place.
8. (countable, electricity, electronics) device used for stabilizing current in an electric circuit (e.g. in a tube lamp supply circuit)
9. (figurative) That which gives, or helps to maintain, uprightness, steadiness, and security.

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Examples of Using BALLAST in a Sentence

• Constant weight without fins, a freediving discipline in which usage of fins or change of ballast is prohibited.
• The uncontrolled balloons were carried over the Pacific Ocean from Japan to North America by fast, high-altitude air currents, today known as the jet stream, and used a sophisticated sandbag ballast system to maintain their altitude.
• The boat did not simply take on ballast until she sank like other contemporary submarines; she maintained a slightly positive buoyancy, and tilted her horizontal planes so that her forward motion forced her under.
• The lake is large enough for skiing, tubing, and other controlled boating activities, though wake boats must disable their ballast system to prevent damage to private boat docks and sea walls.
• In June 2017, San Diego–based brewery Ballast Point opened their East Coast facility and Tap Room in the Botetourt Center at Greenfield.
• Copper Control Gear (CCG), a type of Electrical ballast Switch Start for lighting, alternative to ECG (Electronic Control Gear) Electronic.
• A hydrometer usually consists of a sealed hollow glass tube with a wider bottom portion for buoyancy, a ballast such as lead or mercury for stability, and a narrow stem with graduations for measuring.
• Some are natural to Norwegian flora, while others have been transported by ships emptying their hulls of ballast before entering the port of the nearby city of Stavanger.
• Lexcen's Australia II design featured a reduced waterline length and a short chord winged keel which gave the boat a significant advantage in manoeuvrability and heeling moment (lower ballast centre of gravity) but it was a significant disadvantage in choppy seas.
• To achieve high speed across country, glider pilots anticipating strong thermals often load their gliders (sailplanes) with water ballast: the increased wing loading means optimum glide ratio at greater airspeed, but at the cost of climbing more slowly in thermals.
• A railway track (British English and UIC terminology) or railroad track (American English), also known as a train track or permanent way (often "perway" in Australia or "P Way" in Britain and India), is the structure on a railway or railroad consisting of the rails, fasteners, railroad ties (sleepers, British English) and ballast (or slab track), plus the underlying subgrade.
• During World War II, military refuse was dumped in the Meadowlands, including rubble from London created by the Blitz and used as ballast in returning ships.
• It had a wide flanged profile which could be laid directly on to track ballast without the need for sleepers, with just periodic tie-bars to maintain the correct gauge.
• Most internal systems were replaced with dummies and ballast approximating the weight and balance of the crewed spacecraft.
• When a train moved at high speed, the cars could bounce and rock violently if the track was rough, and rock ballast might be tossed up which could strike a rider.
• A second objective of both this mission and SA-3 was Project Highwater, the intentional release of ballast water from the second and third stages which allowed scientists to investigate the nature of Earth's ionosphere, as well as noctilucent clouds and the behavior of ice in space.
• The newspaper reported that before attempting to pilot the aircraft, Whitehead successfully test flew it unmanned, using tether ropes and sandbag ballast.
• One example of a ballast pond (Although now used as a mini harbour) is off Torpoint, a town close to Devonport Dockyard.
• Designed by Brigadier General of Engineers Simon Bernard, an expatriate Frenchman who had served as a general of engineers under Napoleon, Fort Wool was constructed on a shoal of ballast stones dumped as sailing ships entered Hampton's harbor and was originally intended to have three tiers of casemates and a barbette tier with 216 muzzle-loading cannon, although it never reached this size.
• While Charleston Naval Shipyard claimed the emergency main ballast tank blow (EMBT) system worked as-is, SUBLANT claimed it did not, and their EMBT was "tagged out" (listed as unusable).

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