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WordNet 3.0Copyright Princeton University
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n. - One celestial body obscures another.

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Usage examples (34)
  • Astronomers refer to this phenomenon as an "occultation," taken from the Latin word occultÄre, which means "to conceal."
  • Essentially, this so-called occultation passed the shadow of Eris over the Earth.
  • An occultation occurs when one object is hidden by another object that passes between it and the observer.
  • (A stellar occultation occurs when an intervening body -- in this case Titan -- blocks the light from a star).
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  • This word was used in the 2006 Scripps National Spelling Bee finals.
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