ballast

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See also: Ballast

English[edit]

Etymology[edit]

From Middle English bar (bare) + last (load).

Pronunciation[edit]

Noun[edit]

ballast (usually uncountable, plural ballasts)

  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, electronics) device used for stabilizing current in an electric circuit (e.g.in a tube lamp supply circuit)
  6. (figuratively) That which gives, or helps to maintain, uprightness, steadiness, and security.
    • Barrow
      It [piety] is the right ballast of prosperity.

Translations[edit]

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Verb[edit]

ballast (third-person singular simple present ballasts, present participle ballasting, simple 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[edit]


French[edit]

Pronunciation[edit]

  • (file)
  • (file)

Noun[edit]

ballast

  1. (nautical) Heavy material that is placed in the hold of a ship (or in the gondola of a balloon), to provide stability.
  2. Coarse gravel or similar material laid to form a bed for roads or railroads.

Swedish[edit]

Adjective[edit]

ballast

  1. superlative predicative form of ball.