: a heavy substance (such as rocks or water) placed in such a way as to improve stability and control (as of the draft of a ship or the buoyancy of a balloon or submarine) tossed several tons of ballast overboard 2 : something that gives stability (as in character or conduct) Sh...
: water in specially constructed compartments (as of a ship or balloon) to serve as ballast Love Words? Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged. Expanded definitions Detailed etymologies Advanced search tools All ad-free Discover what makes Merriam-...
The first records ofballastcome from the 1400s. It comes from Middle Low German and is related to the Old Swedish wordbarlast, which literally means “bare load.” When a ship is fully loaded with cargo, the weight of the cargo helps the ship to be stable in the water. Without cargo...
The first records ofballastcome from the 1400s. It comes from Middle Low German and is related to the Old Swedish wordbarlast, which literally means “bare load.” When a ship is fully loaded with cargo, the weight of the cargo helps the ship to be stable in the water. Without cargo...
- common south of Delaware Bay. It is the most common near-s*** (shallow-water) flounder in the waters from Newfoundland down through M***achusetts Bay, reaching...- accidentally through transport in ballast water. It is caught and used for human consumption. The European flounder is ova...
(n.)The part of an axle or shaft in contact with its support, collar, or boxing; the journal. (n.)The line of flotation of a vessel when properly trimmed with cargo or ballast. (n.)The widest part of a vessel below the plank-sheer. ...
Light displacement definition: the weight of a ship with all its permanent equipment, excluding the weight of cargo, persons, ballast, dunnage, and fuel, but usually including the weight of permanent ballast and water used to operate steam machinery.. Se
of the former type are submerged as desired by regulating the amount of water admitted to the ballast tanks and sink on an even keel; some of the former type effect submersion while under way by means of horizontal rudders, in some cases also with admission of water to the ballast tanks....
noun(Physics)originally defined as the number of units of work which the unit of heat can perform, equivalent to the mechanical energy which must be expended to raise the temperature of a pound of water one degree Fahrenheit; later this value was defined as oneBritish thermal unit(B.t.u)....
The meaning of BALLAST is a heavy substance (such as rocks or water) placed in such a way as to improve stability and control (as of the draft of a ship or the buoyancy of a balloon or submarine). How to use ballast in a sentence.