The end opposite the head, top, or front:
The bottom is defined as the underside or lowest position.
Anything opposed or opposite
The point of culmination; the peak:
The lowest point reached by anything
Find another word for nadir. In this page you can discover 7 synonyms, antonyms, idiomatic expressions, and related words for nadir, like: depth(s), lowest point, foot, bottom, opposite, zenith and low-water mark.