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planetarium

n.
1.a building housing an instrument for projecting the positions of the planets onto a domed ceiling
2.an optical device for projecting images of celestial bodies and other astronomical phenomena onto the inner surface of a hemispherical dome
3.an apparatus or model for representing the solar systems

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Word of the Day

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  • planetal
  • planet wheel
  • planet gear
  • planet
  • planera
  • planer
  • planeness
  • plane-tree family
  • plane-polarized
  • plane tree
  • planetary
  • planetary gear
  • planetary house
  • planetary nebula
  • planetesimal
  • planetesimal hypothesis
  • planetoid
  • plangency
  • plangent
  • planimeter
  • photopigment
  • dwarf phlox
  • georgia okeeffe
  • disparager
  • mastigomycota
  • score out
  • chariness
  • bermudas
  • magnetised
  • unsinkable

  • Idiom of the Day

    have turned the corner
    to have passed a critical point in a process
    I think that we have turned the corner and that our business will improve soon.



    1.
    The news of his marriage to another girl (a) / was a shock to her (b) / but she bore up bravely (c) / and went on as if nothing has happened. (d) / No error (e)

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