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pulsar

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noun pul·sar \ˈpəl-ˌsär\

Simple Definition of pulsar

  • : a type of star that gives off a rapidly repeating series of radio waves

Source: Merriam-Webster's Learner's Dictionary

Full Definition of pulsar

  1. :  a celestial source of pulsating electromagnetic radiation (as radio waves) characterized by a short relatively constant interval (as .033 second) between pulses that is held to be a rotating neutron star


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