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{%type%} Definitions

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n. - Any heavy material used to stabilize a ship or airship; An electrical device for starting and regulating fluorescent and discharge lamps..

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Usage examples (41)
  • A man must be out-of-doors enough to get experience of wholesome reality, as a ballast to thought and sentiment. Health requires this relaxation, this aimless life
  • Actually, in one definition, ballast is material which will:
  • It would seem as if this merchantman in ballast was taken and destroyed by a
  • Update: A commenter quotes one of the definitions for ballast from the Oxford English Dictionary as: 3.
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The Open Dictionary of English is a collaborative project, based on Open Source materials, LearnThat resources, and partner APIs.
We give special thanks to our LearnThat volunteers, as well as Princeton University and Wiktionary for their Open Source word data. We're also grateful for the support given by Google, Wordnik.com, Dictionary.com, Stands4.com and YouTube, OEDILF.com, Kylescholz.com, Best-Practice.com, Forvo.com, as well as the generous Creative Commons community.