Nadir
![](https://upload.wikimedia.org/wikipedia/commons/thumb/4/47/Zenith-Nadir-Horizon.svg/langaf-300px-Zenith-Nadir-Horizon.svg.png)
Die nadir (van Arabies نظير nathir, "teenoorgesteld") is in sterrekunde die punt reg teenoor die senit, en dus die punt reg onder die waarnemer. Die senit, daarenteen, is reg bo die waarnemer se kop.
Text is available under the CC BY-SA 4.0 license; additional terms may apply.
Images, videos and audio are available under their respective licenses.