an extreme state of adversity; the lowest point of anything
the point below the observer that is directly opposite the zenith on the imaginary sphere against which celestial bodies appear to be projected
- The demand for this product will reach its nadir within two years.
- The nadir of fertility appears to be 1.3 children per woman.
- It felt as if we had traveled from nadir to zenith.
When Buckingham was assassinated..England's international reputation was at its nadir.出自： C. Hill
- zenith 顶点