What is the meaning of ballast?

noun

  • Any heavy material used to stabilize a ship or airship.
  • Coarse gravel laid to form a bed for streets and railroads.
  • An attribute that tends to give stability in character and morals; something that steadies the mind or feelings.
  • A resistor inserted into a circuit to compensate for changes (as those arising from temperature fluctuations.
  • An electrical device for starting and regulating fluorescent and discharge lamps.

verb

  • Make steady with a ballast. .
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). ballast. Retrieved September 20, 2026, from http://smartdefine.org/ballast/definitions/1201501
ChicagoWordNet. 2010. "ballast" http://smartdefine.org/ballast/definitions/1201501 (accessed September 20, 2026).
HarvardWordNet 2010, ballast, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/ballast/definitions/1201501>.
MLAWordNet. "ballast" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/ballast/definitions/1201501>
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