Adjective "ballast" definition and examples

(Ballast may not be an adjective, but it can be used as an adjective, click here to find out.)



Definitions and examples


Heavy material, such as gravel, sand, or iron, placed in the bilge of a ship to ensure its stability.
  1. 'The increased sail area and the raised center of effort required nearly 1,000 more pounds of ballast.'
  2. 'The main reason why the ship had sunk is presumed to be that it was poorly designed, highly overloaded with ballast and heavy armaments.'
  3. 'The bilges are firm and ballast is low which makes for a stiff boat that stands up well to a blow.'
  4. 'But lying on the ballast, where the ship's ammunition store was located, were quantities of stone, lead, and iron shot.'
  5. 'The cedar was all cut down (so now other species, many of them weeds, grow up) and shipped to Britain as the ballast in ships.'
  6. 'The shells could have been brought back as ballast on ships or collected by sailors or travelers for their wives, daughters, or friends.'
  7. 'Their only interest in the brownstone was probably as occasional ballast for their canoes.'
  8. 'That warning enabled her to take on extra water ballast, put out sea anchors and batten down for the blow.'
  9. 'Shipowners are very conscious of the problems that a ship's ballast brings with it.'
  10. 'The keel is a centreboard but not weighted; the ballast is in the hull itself (which sounds inefficient but actually works surprisingly well).'
  11. 'a forty kilo sandbag was used as ballast'
  12. 'That makes me think that I could have flown a glider that wouldn't have seemed so ‘big’ and not had to carry the ballast.'
  13. 'The band could use some stinging ballast to balance their sugary tendencies.'
  14. 'Some bundles of cardboard are bound in a way that airlines can use them as ballast, an extra weight required when the plane doesn't have enough cargo or passengers.'
  15. 'Either he carries more ballast, or his glider/harness has less drag than the ATOS C with me or Johann on it.'
  16. 'I really need to test glide back at Quest with varying amounts of ballast to see how it flies with more then my light wing loading.'
  17. 'First, the experimenters tested three unpowered dummy missiles with ballast to simulate the N-69.'
  18. 'Depleted uranium is used, for example, in boats and airplanes as ballast.'
  19. 'the film is an entertaining comedy with some serious ideas thrown in for ballast'
  20. 'Start trotting out the same lines, the same solutions and, rather than tapping into a source of riches, you're carrying ballast about with you and you'll soon be buried beneath it.'
Gravel or coarse stone used to form the bed of a railway track or the substratum of a road.
  1. 'The firm, from Hook in Hampshire, was hired by Balfour Beatty to remove the JCB and ballast after they had been used for railway maintenance work near Elm Road.'
  2. '‘We supply Network Rail with products for track ballast, but they've now started to buy from a Norwegian supplier,’ he said.'
  3. 'Here Spoornet has raised the ground level on the outside of the up and down main line as well as in between the two main lines with cement sleepers and ballast.'
  4. 'Salmon reproduction was also hampered by the removal of spawning gravel from the streams in the 1950's, which was used for road surfacing or ballast.'
  5. 'Some 97,000 tonnes of stone were transported in and 10,000 tonnes of ballast laid along the track bed.'
  6. 'These they quickly appropriated for the railway line's ballast.'
  7. 'The ballast on the ground was much lower than the platform.'
  8. 'But just minutes later, he was struck by a Liverpool-to-Leeds train as he walked along the ballast area between the two railway tracks.'
  9. 'A trail of ballast dust fills the space behind as she slices through Ohio Valley towns.'
  10. 'Track two the next out from the station had been realigned and was awaiting ballast.'
  11. 'To transfer the weight of the ballast and the box girder to the longitudinal central beam that anchors the stays, vertical posttensioning has been provided in the fin walls.'
  12. 'The material requirements for any part of either Mulberry A or B were huge - 144,000 tons of concrete, 85,000 tons of ballast and 105,000 tons of steel.'
  13. 'To answer your question, I think that we should all be very grateful for the modern technology of lead ballast.'
  14. 'A viewing platform has been erected for visitors in the hold, which has been partially filled with shingle ballast and barrels to provide a sense of what it would have been like in Nelson's time.'
A passive component used in an electric circuit to moderate changes in current.
  1. as modifier 'ballast resistors'
  2. 'New generations of electronic ballasts have overcome many of the problems associated with early designs.'
  3. 'Both electronic and magnetic ballasts are available.'
  4. 'In almost every case the electronic ballast ensures the highest mean lumens per watt, both by inherent efficiency and, in the case of metal halide lamps, by better lamp power management.'
  5. 'Each room is also equipped with T - 8 lamps, electronic ballasts and occupancy sensors.'
  6. 'First, he and his staff replaced 90 percent of older, inefficient lights with electronic ballasts and T8 lamps.'
  7. 'Most dimming electronic ballasts can reduce light output to as little as 20 percent of maximum.'
  8. 'Along with the EMCS, the renovation introduced energy-efficient task lighting and electronic ballasts for all workstation lighting.'
  9. 'Some dimmable or multilevel electronic ballasts may be activated by PLC signals to cut lighting levels to minimally acceptable levels.'
  10. 'Another option was to replace the T - 12 lamps and magnetic ballasts with T - 8 lamps and electronic ballasts.'
  11. 'It saved more by retrofitting lights in office areas using T - 8 lamps with electronic ballasts.'


Give stability to (a ship) by putting a heavy substance in its bilge.
  1. figurative 'people insufficiently ballasted with factual information'
  2. 'Flooding of the docking area is achieved by ballasting the stern of the ship, allowing the landing craft to float.'
  3. 'Most of the remainder was discharged by tankers during the course of ballasting and tank cleaning, or by other types of ship in the form of waste oil.'
Form (the bed of a railway line or the substratum of a road) with gravel or coarse stone.
  1. 'When we were done there, we all moved back south of the crossing and began to surface the track in that area, which we had ballasted during the spring trackwork session last April.'
  2. 'All were intended for working passenger trains, but a lot of work was done (by those which could be persuaded to work) on construction and ballasting the new track.'
  3. 'Another way was to ballast the train with additional cars, so that the locomotive speed would stabilize at a single value.'

More definitions

1. Nautical. any heavy material carried temporarily or permanently in a vessel to provide desired draft and stability.

2. Aeronautics. something heavy, as bags of sand, placed in the car of a balloon for control of altitude and, less often, of attitude, or placed in an aircraft to control the position of the center of gravity.

3. anything that gives mental, moral, or political stability or steadiness: the ballast of a steady income.

4. gravel, broken stone, slag, etc., placed between

More examples(as adjective)

"areas can be ballast."


Mid 16th century: probably of Low German or Scandinavian origin.


in ballast