‖n. [ Hind. zenāna, zanāna, fr. Per. zanāna, fr. zan woman; akin to E. queen. ] The part of a dwelling appropriated to women. [ India ] [ 1913 Webster ]

n. [ See Zend-Avesta. ] Properly, the translation and exposition in the Huzvâresh, or literary Pehlevi, language, of the Avesta, the Zoroastrian sacred writings; as commonly used, the language (an ancient Persian dialect) in which the Avesta is written. [ 1913 Webster ]

‖n. [ Properly, the Avesta, or sacred text, and its zend, or interpretation, in a more modern and intelligible language. W. D. Whitney. ] The sacred writings of the ancient Persian religion, attributed to Zoroaster, but chiefly of a later date. [ 1913 Webster ]

‖n. [ Ar. zandīk. ] An atheist or unbeliever; -- name given in the East to those charged with disbelief of any revealed religion, or accused of magical heresies. [ 1913 Webster ]

n. (Zool.) A South African burrowing mammal (Suricata tetradactyla), allied to the civets. It is grayish brown, with yellowish transverse stripes on the back. Called also suricat. [ obsolete ] This term is not found on the internet. It probably refers to the meerkat, also called suricate. [ 1913 Webster ]

n. (Zool.) See Zenick. [ 1913 Webster ]

n. [ OE. senyth, OF. cenith, F. zénith, Sp. zenit, cenit, abbrev. fr. Ar. samt-urras way of the head, vertical place; samt way, path + al the + ras head. Cf. Azimuth. ] [ 1913 Webster ]

1. That point in the visible celestial hemisphere which is vertical to the spectator; the point of the heavens directly overhead; -- opposed to nadir. [ 1913 Webster ]

From morn
To noon he fell, from noon to dewy eve,
A summer's day; and with the setting sun
Dropped from the zenith, like a falling star. Milton. [ 1913 Webster ]

2. hence, figuratively, the point of culmination; the greatest height; the height of success or prosperity. [ 1913 Webster ]

I find my zenith doth depend upon
A most auspicious star. Shak. [ 1913 Webster ]

This dead of midnight is the noon of thought,
And wisdom mounts her zenith with the stars. Mrs. Barbauld. [ 1913 Webster ]

It was during those civil troubles . . . this aspiring family reached the zenith. Macaulay. [ 1913 Webster ]

Zenith distance. (Astron.) See under Distance. --
Zenith sector. (Astron.) See Sector, 3. --
Zenith telescope (Geodesy), a telescope specially designed for determining the latitude by means of any two stars which pass the meridian about the same time, and at nearly equal distances from the zenith, but on opposite sides of it. It turns both on a vertical and a horizontal axis, is provided with a graduated vertical semicircle, and a level for setting it to a given zenith distance, and with a micrometer for measuring the difference of the zenith distances of the two stars. [ 1913 Webster ]

a. Of or pertaining to the zenith. “The deep zenithal blue.” Tyndall. [ 1913 Webster ]