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nadir |
2 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Nadir \Na"dir\, n. [F., Sp., & It nadir; all fr Ar nas[=i]ru's samt nadir, prop., the point opposite the zenith (as samt), in which nas[=i]r means alike, corresponding to Cf {Azimuth}, {Zenith}.] 1. That point of the heavens, or lower hemisphere, directly opposite the zenith; the inferior pole of the horizon; the point of the celestial sphere directly under the place where we stand 2. The lowest point; the time of greatest depression. The seventh century is the nadir of the human mind in Europe. --Hallam. {Nadir of the sun} (Astron.), the axis of the conical shadow projected by the earth. --Crabb. From WordNet r 1.6 [wn]: nadir n 1: an extreme state of adversity; the lowest point of anything [syn: {low-water mark}] 2: the point below the observer that is directly opposite the zenith on the imaginary sphere against which celestial bodies appear to be projected [ant: {zenith}]
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