nadir
/ˈneɪdɪr/
noun
- The lowest point or worst moment of something.
- The company's profits hit their nadir during the recession.
- The relationship between the two countries was at its nadir after the conflict.
- After losing the championship, his career reached its nadir.
- The point in the sky directly opposite the zenith; the lowest point on a celestial sphere below an observer.
- From the mountaintop, the nadir was hidden by the Earth itself.
- The satellite's orbit passed directly through the nadir point.
- The astronomer calculated the position of the star relative to the nadir.