Definitions of ballast

  1. To steady, as a vessel, by putting heavy substances in the hold.
  2. To fill in, as the bed of a railroad, with gravel, stone, etc., in order to make it firm and solid.
  3. To keep steady; to steady, morally.
  4. To place heavy material in or on in order to steady; give steadiness to.
  5. To load with ballast: to make or keep steady.
  6. To steady with ballast.
  7. To place ballast in; to keep steady.
  8. To steady; to load with ballast.
  9. any heavy material used to stabilize a ship or airship
  10. Heavy material carried by a ship to balance or steady her; sand carried in the car of a balloon to steady it; gravel filling the space between the sleepers or ties of a railway; that which gives strength to the character.
  11. Heavy matter placed in a ship to keep it steady when it has no cargo: that which renders anything steady.
  12. Weight to steady a ship.
  13. Any heavy substance in the hold of a vessel to steady it; solid filling for a railroad bed.
  14. Heavy matter laid in the hold of a ship, to keep it steady, when there is no cargo; that which is used to make anything steady; the earth or gravel used to fill up the spaces between the rails on a railway.
  15. Any heavy substance placed at the bottom of a ship or boat to steady it; the load of sand, stones, & c., which a ship carries when there is no cargo; the gravel, broken stones, & c., placed on the permanent way of a railway, immediately under the sleepers and rails, in order to steady them.
  16. an electrical device for starting and regulating fluorescent and discharge lamps
  17. an attribute that tends to give stability in character and morals; something that steadies the mind or feelings
  18. coarse gravel laid to form a bed for streets and railroads
  19. Any heavy substance, as stone, iron, etc., put into the hold to sink a vessel in the water to such a depth as to prevent capsizing.
  20. Any heavy matter put into the car of a balloon to give it steadiness.
  21. Gravel, broken stone, etc., laid in the bed of a railroad to make it firm and solid.
  22. The larger solids, as broken stone or gravel, used in making concrete.
  23. Fig.: That which gives, or helps to maintain, uprightness, steadiness, and security.
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