YourDictionary

Dictionary Home » Science » nadir

nadir science definition

See in a sentence

The point on the celestial sphere  that is directly below the observer (90 degrees below the celestial horizon ). Compare zenith.

Learn more about nadir

» nadir definition

» nadir synonyms

» nadir sentence examples

link/cite print suggestion box

More from YD

Also Mentioned In

Browse entries near nadir

About YourDictionary Advertisers Contact Us Privacy Policy Terms of Use Bookmark Site Help Suggestion Box Tools

© 1996-2012 LoveToKnow, Corp. All Rights Reserved. Audio pronunciation provided by LoveToKnow, Corp.