Hipparchus (noun) Definition, Meaning & Examples

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noun
  1. tyrant of Athens 527–514.
  2. Greek astronomer.
noun
  1. 2nd century bc, Greek astronomer. He discovered the precession of the equinoxes, calculated the length of the solar year, and developed trigonometry
  2. died 514 bc, tyrant of Athens (527–514)
noun
  1. a large crater in the SW quadrant of the moon, about 130 kilometres in diameter
    Hipparchus (noun) Definition, Meaning & Examples

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