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Definition of "ballasts" [ballasts]

  • Third-person singular simple present indicative form of ballast. (verb)

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Use "ballasts" in a sentence
  • "Devices called ballasts in aging fluorescent light fixtures have been found to leak PCBs."
  • "Lawrence Berkeley National Laboratory and began developing energy-saving technologies such as ballasts for light bulbs and low-leakage windows."
  • "Older fluorescent lights contain devices called ballasts that were once made from PCBs, and those ballasts can leak over time."