Zenith
WordNet

noun


(1)   The point above the observer that is directly opposite the nadir on the imaginary sphere against which celestial bodies appear to be projected
WiktionaryText

Etymology


From from from and/or from .

Noun



  1. The point in the sky vertically above a given position or observer; the point in the celestial sphere opposite the nadir.
    • 1671–1693: Rev. Thomas Jolly, private notebook ; printed in:
    • 1895: Henry Fishwick [ed.], The Note Book of the Rev. Thomas Jolly: A.D. 1671–1693. Extracts from the Church Books of Altham and Wymondhouses, 1649–1725. And an Account of the Jolly Family of Standish, Gorton, and Altham, page 44
      In this 10th m. appeared that prodigious Comett the tayl whereof was like the blade of a double edged sword, and reached almost from the horizon to the zenith.
  2. The highest point in the sky reached by a celestial body.
    • 1719- Daniel Defoe, Robinson Crusoe
      ...in the middle of the day, when the sun was in the zenith, the violence of the heat was too great to stir out...
  3. Highest point or state; peak.
 
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