Definition of "zenith"
zenith
/ˈzɛn.ɪθ/
noun
plural zeniths
(astronomy) The point in the sky vertically above a given position or observer; the point in the celestial sphere opposite the nadir.
Quotations
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.
1671–1693: Rev. Thomas Jolly, private notebook; printed in: 1895, Henry Fishwick (editor), 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