ballast
Pronunciation
  • (RP, America) IPA: /ˈbæl.əst/
Noun

ballast (uncountable)

  1. (nautical) Heavy material that is placed in the hold of a ship (or in the gondola of a balloon), to provide stability.
  2. (figuratively) Anything that steadies emotion or the mind.
  3. Coarse gravel or similar material laid to form a bed for roads or railroads, or in making concrete.
  4. (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.
  5. (countable, electricity, electronics) device used for stabilizing current in an electric circuit (e.g. in a tube lamp supply circuit)
  6. (figurative) That which gives, or helps to maintain, uprightness, steadiness, and security.
    • It [piety] is the right ballast of prosperity.
Translations Translations Translations Translations Verb

ballast (ballasts, present participle ballasting; past and past participle ballasted)

  1. To stabilize or load a ship with ballast.
  2. To lay ballast on the bed of a railroad track.
Translations Translations


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