An Etymological Dictionary of Astronomy and Astrophysics

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فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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light cylinder
  استوانه‌ی ِ نور  
ostovâne-ye nur
Fr.: cylindre de lumière  

A cylinder of radius cP/(2π) around a → pulsar’s spin axis, where P is the pulsar period and c the → speed of light. At this surface,
the velocity of a hypothetical object that corotates with the → neutron star would reach the speed of light.

See also: → light; → cylinder.